Home / 7,418,312,133.40-11,127,468,200.10-7,366,656,068.20

Finding the Fourth Proportional to 7,418,312,133.40, 11,127,468,200.10 and 7,366,656,068.20

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Solution

The fourth proportional to 7,418,312,133.40, 11,127,468,200.10 and 7,366,656,068.20 is: 11,049,984,102.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418,312,133.40 : 11,127,468,200.10 = 7,366,656,068.20 : x
  2. Step 2: Convert to fraction form
    7,418,312,133.40/11,127,468,200.10 = 7,366,656,068.20/x
  3. Step 3: Cross multiply
    7,418,312,133.40x = 11,127,468,200.10 × 7,366,656,068.20
  4. Step 4: Simplify right side
    7,418,312,133.40x = 81,972,231,139,969,204,224
  5. Step 5: Solve for x
    x = 81,972,231,139,969,204,224/7,418,312,133.40
  6. Step 6: Final answer
    x = 11,049,984,102.30

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.