Home / 85,127,524.40-127,707,875.40-34,000,842.80

Finding the Fourth Proportional to 85,127,524.40, 127,707,875.40 and 34,000,842.80

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Solution

The fourth proportional to 85,127,524.40, 127,707,875.40 and 34,000,842.80 is: 51,007,889.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,127,524.40 : 127,707,875.40 = 34,000,842.80 : x
  2. Step 2: Convert to fraction form
    85,127,524.40/127,707,875.40 = 34,000,842.80/x
  3. Step 3: Cross multiply
    85,127,524.40x = 127,707,875.40 × 34,000,842.80
  4. Step 4: Simplify right side
    85,127,524.40x = 4,342,175,395,797,387
  5. Step 5: Solve for x
    x = 4,342,175,395,797,387/85,127,524.40
  6. Step 6: Final answer
    x = 51,007,889.94

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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.