Home / 291,505,306.60-437,257,959.90-76,094,554.60

Finding the Fourth Proportional to 291,505,306.60, 437,257,959.90 and 76,094,554.60

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Solution

The fourth proportional to 291,505,306.60, 437,257,959.90 and 76,094,554.60 is: 114,141,831.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,505,306.60 : 437,257,959.90 = 76,094,554.60 : x
  2. Step 2: Convert to fraction form
    291,505,306.60/437,257,959.90 = 76,094,554.60/x
  3. Step 3: Cross multiply
    291,505,306.60x = 437,257,959.90 × 76,094,554.60
  4. Step 4: Simplify right side
    291,505,306.60x = 33,272,949,703,895,156
  5. Step 5: Solve for x
    x = 33,272,949,703,895,156/291,505,306.60
  6. Step 6: Final answer
    x = 114,141,831.90

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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.