Home / 814,806,045.83-1,124,459,503.49-457,636,764.13

Finding the Fourth Proportional to 814,806,045.83, 1,124,459,503.49 and 457,636,764.13

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Solution

The fourth proportional to 814,806,045.83, 1,124,459,503.49 and 457,636,764.13 is: 631,553,989.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,806,045.83 : 1,124,459,503.49 = 457,636,764.13 : x
  2. Step 2: Convert to fraction form
    814,806,045.83/1,124,459,503.49 = 457,636,764.13/x
  3. Step 3: Cross multiply
    814,806,045.83x = 1,124,459,503.49 × 457,636,764.13
  4. Step 4: Simplify right side
    814,806,045.83x = 514,594,008,570,700,480
  5. Step 5: Solve for x
    x = 514,594,008,570,700,480/814,806,045.83
  6. Step 6: Final answer
    x = 631,553,989.08

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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.