Home / 177,434,511.40-265,753,635.90-145,584,015.40

Finding the Fourth Proportional to 177,434,511.40, 265,753,635.90 and 145,584,015.40

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Solution

The fourth proportional to 177,434,511.40, 265,753,635.90 and 145,584,015.40 is: 218,049,358.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,434,511.40 : 265,753,635.90 = 145,584,015.40 : x
  2. Step 2: Convert to fraction form
    177,434,511.40/265,753,635.90 = 145,584,015.40/x
  3. Step 3: Cross multiply
    177,434,511.40x = 265,753,635.90 × 145,584,015.40
  4. Step 4: Simplify right side
    177,434,511.40x = 38,689,481,421,471,592
  5. Step 5: Solve for x
    x = 38,689,481,421,471,592/177,434,511.40
  6. Step 6: Final answer
    x = 218,049,358.70

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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.