Home / 1,116,497,113.80-1,674,745,670.70-1,099,278,425.40

Finding the Fourth Proportional to 1,116,497,113.80, 1,674,745,670.70 and 1,099,278,425.40

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Solution

The fourth proportional to 1,116,497,113.80, 1,674,745,670.70 and 1,099,278,425.40 is: 1,648,917,638.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,497,113.80 : 1,674,745,670.70 = 1,099,278,425.40 : x
  2. Step 2: Convert to fraction form
    1,116,497,113.80/1,674,745,670.70 = 1,099,278,425.40/x
  3. Step 3: Cross multiply
    1,116,497,113.80x = 1,674,745,670.70 × 1,099,278,425.40
  4. Step 4: Simplify right side
    1,116,497,113.80x = 1,841,011,783,832,563,200
  5. Step 5: Solve for x
    x = 1,841,011,783,832,563,200/1,116,497,113.80
  6. Step 6: Final answer
    x = 1,648,917,638.10

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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.