Home / 802,261,154.91-1,106,712,939.91-523,965,579.87

Finding the Fourth Proportional to 802,261,154.91, 1,106,712,939.91 and 523,965,579.87

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Solution

The fourth proportional to 802,261,154.91, 1,106,712,939.91 and 523,965,579.87 is: 722,806,387.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,261,154.91 : 1,106,712,939.91 = 523,965,579.87 : x
  2. Step 2: Convert to fraction form
    802,261,154.91/1,106,712,939.91 = 523,965,579.87/x
  3. Step 3: Cross multiply
    802,261,154.91x = 1,106,712,939.91 × 523,965,579.87
  4. Step 4: Simplify right side
    802,261,154.91x = 579,879,487,309,575,680
  5. Step 5: Solve for x
    x = 579,879,487,309,575,680/802,261,154.91
  6. Step 6: Final answer
    x = 722,806,387.62

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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.