Home / 67,141,068.74-100,711,588.53-48,009,192.74

Finding the Fourth Proportional to 67,141,068.74, 100,711,588.53 and 48,009,192.74

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Solution

The fourth proportional to 67,141,068.74, 100,711,588.53 and 48,009,192.74 is: 72,013,778.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,141,068.74 : 100,711,588.53 = 48,009,192.74 : x
  2. Step 2: Convert to fraction form
    67,141,068.74/100,711,588.53 = 48,009,192.74/x
  3. Step 3: Cross multiply
    67,141,068.74x = 100,711,588.53 × 48,009,192.74
  4. Step 4: Simplify right side
    67,141,068.74x = 4,835,082,064,888,344
  5. Step 5: Solve for x
    x = 4,835,082,064,888,344/67,141,068.74
  6. Step 6: Final answer
    x = 72,013,778.68

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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.