Home / 651,278,289.71-977,109,122.83-236,748,577.04

Finding the Fourth Proportional to 651,278,289.71, 977,109,122.83 and 236,748,577.04

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Solution

The fourth proportional to 651,278,289.71, 977,109,122.83 and 236,748,577.04 is: 355,192,546.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,278,289.71 : 977,109,122.83 = 236,748,577.04 : x
  2. Step 2: Convert to fraction form
    651,278,289.71/977,109,122.83 = 236,748,577.04/x
  3. Step 3: Cross multiply
    651,278,289.71x = 977,109,122.83 × 236,748,577.04
  4. Step 4: Simplify right side
    651,278,289.71x = 231,329,194,437,919,552
  5. Step 5: Solve for x
    x = 231,329,194,437,919,552/651,278,289.71
  6. Step 6: Final answer
    x = 355,192,546.86

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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.