Home / 56,148,906.60-84,223,359.90-53,916,854.40

Finding the Fourth Proportional to 56,148,906.60, 84,223,359.90 and 53,916,854.40

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Solution

The fourth proportional to 56,148,906.60, 84,223,359.90 and 53,916,854.40 is: 80,875,281.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,148,906.60 : 84,223,359.90 = 53,916,854.40 : x
  2. Step 2: Convert to fraction form
    56,148,906.60/84,223,359.90 = 53,916,854.40/x
  3. Step 3: Cross multiply
    56,148,906.60x = 84,223,359.90 × 53,916,854.40
  4. Step 4: Simplify right side
    56,148,906.60x = 4,541,058,632,807,099
  5. Step 5: Solve for x
    x = 4,541,058,632,807,099/56,148,906.60
  6. Step 6: Final answer
    x = 80,875,281.60

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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.