Home / 238,521,808.24-357,783,266.40-72,526,836.40

Finding the Fourth Proportional to 238,521,808.24, 357,783,266.40 and 72,526,836.40

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Solution

The fourth proportional to 238,521,808.24, 357,783,266.40 and 72,526,836.40 is: 108,790,423.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,521,808.24 : 357,783,266.40 = 72,526,836.40 : x
  2. Step 2: Convert to fraction form
    238,521,808.24/357,783,266.40 = 72,526,836.40/x
  3. Step 3: Cross multiply
    238,521,808.24x = 357,783,266.40 × 72,526,836.40
  4. Step 4: Simplify right side
    238,521,808.24x = 25,948,888,428,850,416
  5. Step 5: Solve for x
    x = 25,948,888,428,850,416/238,521,808.24
  6. Step 6: Final answer
    x = 108,790,423.07

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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.