Home / 6,607,377,311.06-9,118,400,938.29-3,711,039,420.89

Finding the Fourth Proportional to 6,607,377,311.06, 9,118,400,938.29 and 3,711,039,420.89

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Solution

The fourth proportional to 6,607,377,311.06, 9,118,400,938.29 and 3,711,039,420.89 is: 5,121,358,103.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,607,377,311.06 : 9,118,400,938.29 = 3,711,039,420.89 : x
  2. Step 2: Convert to fraction form
    6,607,377,311.06/9,118,400,938.29 = 3,711,039,420.89/x
  3. Step 3: Cross multiply
    6,607,377,311.06x = 9,118,400,938.29 × 3,711,039,420.89
  4. Step 4: Simplify right side
    6,607,377,311.06x = 33,838,745,337,497,354,240
  5. Step 5: Solve for x
    x = 33,838,745,337,497,354,240/6,607,377,311.06
  6. Step 6: Final answer
    x = 5,121,358,103.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.