Home / 102,446,877.92-141,377,114.60-55,403,950.40

Finding the Fourth Proportional to 102,446,877.92, 141,377,114.60 and 55,403,950.40

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Solution

The fourth proportional to 102,446,877.92, 141,377,114.60 and 55,403,950.40 is: 76,457,680.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,446,877.92 : 141,377,114.60 = 55,403,950.40 : x
  2. Step 2: Convert to fraction form
    102,446,877.92/141,377,114.60 = 55,403,950.40/x
  3. Step 3: Cross multiply
    102,446,877.92x = 141,377,114.60 × 55,403,950.40
  4. Step 4: Simplify right side
    102,446,877.92x = 7,832,850,645,038,612
  5. Step 5: Solve for x
    x = 7,832,850,645,038,612/102,446,877.92
  6. Step 6: Final answer
    x = 76,457,680.36

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.