Home / 89,529,646.40-134,294,469.60-62,319,867.20

Finding the Fourth Proportional to 89,529,646.40, 134,294,469.60 and 62,319,867.20

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Solution

The fourth proportional to 89,529,646.40, 134,294,469.60 and 62,319,867.20 is: 93,479,800.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,529,646.40 : 134,294,469.60 = 62,319,867.20 : x
  2. Step 2: Convert to fraction form
    89,529,646.40/134,294,469.60 = 62,319,867.20/x
  3. Step 3: Cross multiply
    89,529,646.40x = 134,294,469.60 × 62,319,867.20
  4. Step 4: Simplify right side
    89,529,646.40x = 8,369,213,511,166,437
  5. Step 5: Solve for x
    x = 8,369,213,511,166,437/89,529,646.40
  6. Step 6: Final answer
    x = 93,479,800.80

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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.