Home / 7,380,992,003.40-11,071,488,005.10-2,211,133,955.40

Finding the Fourth Proportional to 7,380,992,003.40, 11,071,488,005.10 and 2,211,133,955.40

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Solution

The fourth proportional to 7,380,992,003.40, 11,071,488,005.10 and 2,211,133,955.40 is: 3,316,700,933.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380,992,003.40 : 11,071,488,005.10 = 2,211,133,955.40 : x
  2. Step 2: Convert to fraction form
    7,380,992,003.40/11,071,488,005.10 = 2,211,133,955.40/x
  3. Step 3: Cross multiply
    7,380,992,003.40x = 11,071,488,005.10 × 2,211,133,955.40
  4. Step 4: Simplify right side
    7,380,992,003.40x = 24,480,543,064,880,418,816
  5. Step 5: Solve for x
    x = 24,480,543,064,880,418,816/7,380,992,003.40
  6. Step 6: Final answer
    x = 3,316,700,933.10

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Double scale
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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.