Home / 156,104,429.10-234,156,643.65-146,538,491.10

Finding the Fourth Proportional to 156,104,429.10, 234,156,643.65 and 146,538,491.10

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Solution

The fourth proportional to 156,104,429.10, 234,156,643.65 and 146,538,491.10 is: 219,807,736.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,104,429.10 : 234,156,643.65 = 146,538,491.10 : x
  2. Step 2: Convert to fraction form
    156,104,429.10/234,156,643.65 = 146,538,491.10/x
  3. Step 3: Cross multiply
    156,104,429.10x = 234,156,643.65 × 146,538,491.10
  4. Step 4: Simplify right side
    156,104,429.10x = 34,312,961,241,511,396
  5. Step 5: Solve for x
    x = 34,312,961,241,511,396/156,104,429.10
  6. Step 6: Final answer
    x = 219,807,736.65

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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.