Home / 239,656,101.90-359,484,152.85-123,429,955.20

Finding the Fourth Proportional to 239,656,101.90, 359,484,152.85 and 123,429,955.20

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Solution

The fourth proportional to 239,656,101.90, 359,484,152.85 and 123,429,955.20 is: 185,144,932.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,656,101.90 : 359,484,152.85 = 123,429,955.20 : x
  2. Step 2: Convert to fraction form
    239,656,101.90/359,484,152.85 = 123,429,955.20/x
  3. Step 3: Cross multiply
    239,656,101.90x = 359,484,152.85 × 123,429,955.20
  4. Step 4: Simplify right side
    239,656,101.90x = 44,371,112,881,385,456
  5. Step 5: Solve for x
    x = 44,371,112,881,385,456/239,656,101.90
  6. Step 6: Final answer
    x = 185,144,932.80

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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.