Home / 84,788,661.60-127,189,904.40-36,266,882.40

Finding the Fourth Proportional to 84,788,661.60, 127,189,904.40 and 36,266,882.40

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Solution

The fourth proportional to 84,788,661.60, 127,189,904.40 and 36,266,882.40 is: 54,403,280.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,788,661.60 : 127,189,904.40 = 36,266,882.40 : x
  2. Step 2: Convert to fraction form
    84,788,661.60/127,189,904.40 = 36,266,882.40/x
  3. Step 3: Cross multiply
    84,788,661.60x = 127,189,904.40 × 36,266,882.40
  4. Step 4: Simplify right side
    84,788,661.60x = 4,612,781,305,342,043
  5. Step 5: Solve for x
    x = 4,612,781,305,342,043/84,788,661.60
  6. Step 6: Final answer
    x = 54,403,280.09

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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.