Home / 260,069,019.90-390,103,529.85-236,260,463.10

Finding the Fourth Proportional to 260,069,019.90, 390,103,529.85 and 236,260,463.10

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Solution

The fourth proportional to 260,069,019.90, 390,103,529.85 and 236,260,463.10 is: 354,390,694.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,069,019.90 : 390,103,529.85 = 236,260,463.10 : x
  2. Step 2: Convert to fraction form
    260,069,019.90/390,103,529.85 = 236,260,463.10/x
  3. Step 3: Cross multiply
    260,069,019.90x = 390,103,529.85 × 236,260,463.10
  4. Step 4: Simplify right side
    260,069,019.90x = 92,166,040,619,305,680
  5. Step 5: Solve for x
    x = 92,166,040,619,305,680/260,069,019.90
  6. Step 6: Final answer
    x = 354,390,694.65

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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.