Home / 82,705,101.40-124,057,652.10-34,166,823.40

Finding the Fourth Proportional to 82,705,101.40, 124,057,652.10 and 34,166,823.40

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Solution

The fourth proportional to 82,705,101.40, 124,057,652.10 and 34,166,823.40 is: 51,250,235.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,705,101.40 : 124,057,652.10 = 34,166,823.40 : x
  2. Step 2: Convert to fraction form
    82,705,101.40/124,057,652.10 = 34,166,823.40/x
  3. Step 3: Cross multiply
    82,705,101.40x = 124,057,652.10 × 34,166,823.40
  4. Step 4: Simplify right side
    82,705,101.40x = 4,238,655,890,719,339
  5. Step 5: Solve for x
    x = 4,238,655,890,719,339/82,705,101.40
  6. Step 6: Final answer
    x = 51,250,235.10

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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.