Home / 259,550,000.10-389,325,000.15-239,842,505.70

Finding the Fourth Proportional to 259,550,000.10, 389,325,000.15 and 239,842,505.70

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Solution

The fourth proportional to 259,550,000.10, 389,325,000.15 and 239,842,505.70 is: 359,763,758.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,550,000.10 : 389,325,000.15 = 239,842,505.70 : x
  2. Step 2: Convert to fraction form
    259,550,000.10/389,325,000.15 = 239,842,505.70/x
  3. Step 3: Cross multiply
    259,550,000.10x = 389,325,000.15 × 239,842,505.70
  4. Step 4: Simplify right side
    259,550,000.10x = 93,376,683,567,628,864
  5. Step 5: Solve for x
    x = 93,376,683,567,628,864/259,550,000.10
  6. Step 6: Final answer
    x = 359,763,758.55

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1.5x scale

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.