Home / 230,074,001.76-317,509,957.29-136,068,731.88

Finding the Fourth Proportional to 230,074,001.76, 317,509,957.29 and 136,068,731.88

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Solution

The fourth proportional to 230,074,001.76, 317,509,957.29 and 136,068,731.88 is: 187,779,483.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,074,001.76 : 317,509,957.29 = 136,068,731.88 : x
  2. Step 2: Convert to fraction form
    230,074,001.76/317,509,957.29 = 136,068,731.88/x
  3. Step 3: Cross multiply
    230,074,001.76x = 317,509,957.29 × 136,068,731.88
  4. Step 4: Simplify right side
    230,074,001.76x = 43,203,177,247,723,264
  5. Step 5: Solve for x
    x = 43,203,177,247,723,264/230,074,001.76
  6. Step 6: Final answer
    x = 187,779,483.63

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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.