Home / 268,377,029.10-402,565,543.65-263,842,065.90

Finding the Fourth Proportional to 268,377,029.10, 402,565,543.65 and 263,842,065.90

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Solution

The fourth proportional to 268,377,029.10, 402,565,543.65 and 263,842,065.90 is: 395,763,098.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,377,029.10 : 402,565,543.65 = 263,842,065.90 : x
  2. Step 2: Convert to fraction form
    268,377,029.10/402,565,543.65 = 263,842,065.90/x
  3. Step 3: Cross multiply
    268,377,029.10x = 402,565,543.65 × 263,842,065.90
  4. Step 4: Simplify right side
    268,377,029.10x = 106,213,724,696,772,624
  5. Step 5: Solve for x
    x = 106,213,724,696,772,624/268,377,029.10
  6. Step 6: Final answer
    x = 395,763,098.85

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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.