Home / 588,764,748.79-812,500,726.80-324,456,225.21

Finding the Fourth Proportional to 588,764,748.79, 812,500,726.80 and 324,456,225.21

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Solution

The fourth proportional to 588,764,748.79, 812,500,726.80 and 324,456,225.21 is: 447,752,552.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,764,748.79 : 812,500,726.80 = 324,456,225.21 : x
  2. Step 2: Convert to fraction form
    588,764,748.79/812,500,726.80 = 324,456,225.21/x
  3. Step 3: Cross multiply
    588,764,748.79x = 812,500,726.80 × 324,456,225.21
  4. Step 4: Simplify right side
    588,764,748.79x = 263,620,918,797,909,440
  5. Step 5: Solve for x
    x = 263,620,918,797,909,440/588,764,748.79
  6. Step 6: Final answer
    x = 447,752,552.00

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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.