Home / 177,147,371.10-265,721,056.65-112,736,721.90

Finding the Fourth Proportional to 177,147,371.10, 265,721,056.65 and 112,736,721.90

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Solution

The fourth proportional to 177,147,371.10, 265,721,056.65 and 112,736,721.90 is: 169,105,082.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,371.10 : 265,721,056.65 = 112,736,721.90 : x
  2. Step 2: Convert to fraction form
    177,147,371.10/265,721,056.65 = 112,736,721.90/x
  3. Step 3: Cross multiply
    177,147,371.10x = 265,721,056.65 × 112,736,721.90
  4. Step 4: Simplify right side
    177,147,371.10x = 29,956,520,866,525,196
  5. Step 5: Solve for x
    x = 29,956,520,866,525,196/177,147,371.10
  6. Step 6: Final answer
    x = 169,105,082.85

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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.