Home / 215,913,569.60-323,870,354.40-195,086,331.20

Finding the Fourth Proportional to 215,913,569.60, 323,870,354.40 and 195,086,331.20

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Solution

The fourth proportional to 215,913,569.60, 323,870,354.40 and 195,086,331.20 is: 292,629,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,913,569.60 : 323,870,354.40 = 195,086,331.20 : x
  2. Step 2: Convert to fraction form
    215,913,569.60/323,870,354.40 = 195,086,331.20/x
  3. Step 3: Cross multiply
    215,913,569.60x = 323,870,354.40 × 195,086,331.20
  4. Step 4: Simplify right side
    215,913,569.60x = 63,182,679,224,339,768
  5. Step 5: Solve for x
    x = 63,182,679,224,339,768/215,913,569.60
  6. Step 6: Final answer
    x = 292,629,496.80

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