Home / 260,036,452.80-358,850,218.28-142,559,260.70

Finding the Fourth Proportional to 260,036,452.80, 358,850,218.28 and 142,559,260.70

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Solution

The fourth proportional to 260,036,452.80, 358,850,218.28 and 142,559,260.70 is: 196,731,732.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,036,452.80 : 358,850,218.28 = 142,559,260.70 : x
  2. Step 2: Convert to fraction form
    260,036,452.80/358,850,218.28 = 142,559,260.70/x
  3. Step 3: Cross multiply
    260,036,452.80x = 358,850,218.28 × 142,559,260.70
  4. Step 4: Simplify right side
    260,036,452.80x = 51,157,421,817,523,376
  5. Step 5: Solve for x
    x = 51,157,421,817,523,376/260,036,452.80
  6. Step 6: Final answer
    x = 196,731,732.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.