Home / 208,744,824.58-288,059,965.52-115,931,311.13

Finding the Fourth Proportional to 208,744,824.58, 288,059,965.52 and 115,931,311.13

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Solution

The fourth proportional to 208,744,824.58, 288,059,965.52 and 115,931,311.13 is: 159,980,826.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,744,824.58 : 288,059,965.52 = 115,931,311.13 : x
  2. Step 2: Convert to fraction form
    208,744,824.58/288,059,965.52 = 115,931,311.13/x
  3. Step 3: Cross multiply
    208,744,824.58x = 288,059,965.52 × 115,931,311.13
  4. Step 4: Simplify right side
    208,744,824.58x = 33,395,169,486,936,680
  5. Step 5: Solve for x
    x = 33,395,169,486,936,680/208,744,824.58
  6. Step 6: Final answer
    x = 159,980,826.13

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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.