Home / 208,720,522.52-288,003,076.26-119,398,264.76

Finding the Fourth Proportional to 208,720,522.52, 288,003,076.26 and 119,398,264.76

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Solution

The fourth proportional to 208,720,522.52, 288,003,076.26 and 119,398,264.76 is: 164,751,731.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,720,522.52 : 288,003,076.26 = 119,398,264.76 : x
  2. Step 2: Convert to fraction form
    208,720,522.52/288,003,076.26 = 119,398,264.76/x
  3. Step 3: Cross multiply
    208,720,522.52x = 288,003,076.26 × 119,398,264.76
  4. Step 4: Simplify right side
    208,720,522.52x = 34,387,067,550,985,952
  5. Step 5: Solve for x
    x = 34,387,067,550,985,952/208,720,522.52
  6. Step 6: Final answer
    x = 164,751,731.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.