Home / 472,393,046.10-708,589,569.15-437,955,669.30

Finding the Fourth Proportional to 472,393,046.10, 708,589,569.15 and 437,955,669.30

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Solution

The fourth proportional to 472,393,046.10, 708,589,569.15 and 437,955,669.30 is: 656,933,503.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,393,046.10 : 708,589,569.15 = 437,955,669.30 : x
  2. Step 2: Convert to fraction form
    472,393,046.10/708,589,569.15 = 437,955,669.30/x
  3. Step 3: Cross multiply
    472,393,046.10x = 708,589,569.15 × 437,955,669.30
  4. Step 4: Simplify right side
    472,393,046.10x = 310,330,819,016,086,912
  5. Step 5: Solve for x
    x = 310,330,819,016,086,912/472,393,046.10
  6. Step 6: Final answer
    x = 656,933,503.95

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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.