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Finding the Fourth Proportional to 604,456,206.80, 905,172,655.80 and 483,523,854.80

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Solution

The fourth proportional to 604,456,206.80, 905,172,655.80 and 483,523,854.80 is: 724,076,561.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,456,206.80 : 905,172,655.80 = 483,523,854.80 : x
  2. Step 2: Convert to fraction form
    604,456,206.80/905,172,655.80 = 483,523,854.80/x
  3. Step 3: Cross multiply
    604,456,206.80x = 905,172,655.80 × 483,523,854.80
  4. Step 4: Simplify right side
    604,456,206.80x = 437,672,571,791,969,536
  5. Step 5: Solve for x
    x = 437,672,571,791,969,536/604,456,206.80
  6. Step 6: Final answer
    x = 724,076,561.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.