Home / 7,420,151,666.01-10,239,761,285.01-4,248,948,490.47

Finding the Fourth Proportional to 7,420,151,666.01, 10,239,761,285.01 and 4,248,948,490.47

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Solution

The fourth proportional to 7,420,151,666.01, 10,239,761,285.01 and 4,248,948,490.47 is: 5,863,521,422.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,420,151,666.01 : 10,239,761,285.01 = 4,248,948,490.47 : x
  2. Step 2: Convert to fraction form
    7,420,151,666.01/10,239,761,285.01 = 4,248,948,490.47/x
  3. Step 3: Cross multiply
    7,420,151,666.01x = 10,239,761,285.01 × 4,248,948,490.47
  4. Step 4: Simplify right side
    7,420,151,666.01x = 43,508,218,254,716,387,328
  5. Step 5: Solve for x
    x = 43,508,218,254,716,387,328/7,420,151,666.01
  6. Step 6: Final answer
    x = 5,863,521,422.89

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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.