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Finding the Fourth Proportional to 375,955,068.52, 563,794,820.70 and 130,248,242.92

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Solution

The fourth proportional to 375,955,068.52, 563,794,820.70 and 130,248,242.92 is: 195,324,630.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,955,068.52 : 563,794,820.70 = 130,248,242.92 : x
  2. Step 2: Convert to fraction form
    375,955,068.52/563,794,820.70 = 130,248,242.92/x
  3. Step 3: Cross multiply
    375,955,068.52x = 563,794,820.70 × 130,248,242.92
  4. Step 4: Simplify right side
    375,955,068.52x = 73,433,284,763,571,456
  5. Step 5: Solve for x
    x = 73,433,284,763,571,456/375,955,068.52
  6. Step 6: Final answer
    x = 195,324,630.29

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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.