Home / 156,258,320.28-234,364,665-45,564,244.76

Finding the Fourth Proportional to 156,258,320.28, 234,364,665 and 45,564,244.76

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Solution

The fourth proportional to 156,258,320.28, 234,364,665 and 45,564,244.76 is: 68,339,714.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,258,320.28 : 234,364,665 = 45,564,244.76 : x
  2. Step 2: Convert to fraction form
    156,258,320.28/234,364,665 = 45,564,244.76/x
  3. Step 3: Cross multiply
    156,258,320.28x = 234,364,665 × 45,564,244.76
  4. Step 4: Simplify right side
    156,258,320.28x = 10,678,648,959,155,404
  5. Step 5: Solve for x
    x = 10,678,648,959,155,404/156,258,320.28
  6. Step 6: Final answer
    x = 68,339,714.26

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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.