Home / 141,366,101.20-212,049,151.80-103,102,349.20

Finding the Fourth Proportional to 141,366,101.20, 212,049,151.80 and 103,102,349.20

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Solution

The fourth proportional to 141,366,101.20, 212,049,151.80 and 103,102,349.20 is: 154,653,523.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,366,101.20 : 212,049,151.80 = 103,102,349.20 : x
  2. Step 2: Convert to fraction form
    141,366,101.20/212,049,151.80 = 103,102,349.20/x
  3. Step 3: Cross multiply
    141,366,101.20x = 212,049,151.80 × 103,102,349.20
  4. Step 4: Simplify right side
    141,366,101.20x = 21,862,765,696,447,412
  5. Step 5: Solve for x
    x = 21,862,765,696,447,412/141,366,101.20
  6. Step 6: Final answer
    x = 154,653,523.80

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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.