Home / 156,492,005.10-234,738,007.65-98,293,310.70

Finding the Fourth Proportional to 156,492,005.10, 234,738,007.65 and 98,293,310.70

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Solution

The fourth proportional to 156,492,005.10, 234,738,007.65 and 98,293,310.70 is: 147,439,966.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,492,005.10 : 234,738,007.65 = 98,293,310.70 : x
  2. Step 2: Convert to fraction form
    156,492,005.10/234,738,007.65 = 98,293,310.70/x
  3. Step 3: Cross multiply
    156,492,005.10x = 234,738,007.65 × 98,293,310.70
  4. Step 4: Simplify right side
    156,492,005.10x = 23,073,175,919,040,428
  5. Step 5: Solve for x
    x = 23,073,175,919,040,428/156,492,005.10
  6. Step 6: Final answer
    x = 147,439,966.05

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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.