Home / 258,718,841.40-388,267,218.90-182,191,337.40

Finding the Fourth Proportional to 258,718,841.40, 388,267,218.90 and 182,191,337.40

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Solution

The fourth proportional to 258,718,841.40, 388,267,218.90 and 182,191,337.40 is: 273,420,070.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,718,841.40 : 388,267,218.90 = 182,191,337.40 : x
  2. Step 2: Convert to fraction form
    258,718,841.40/388,267,218.90 = 182,191,337.40/x
  3. Step 3: Cross multiply
    258,718,841.40x = 388,267,218.90 × 182,191,337.40
  4. Step 4: Simplify right side
    258,718,841.40x = 70,738,923,879,969,552
  5. Step 5: Solve for x
    x = 70,738,923,879,969,552/258,718,841.40
  6. Step 6: Final answer
    x = 273,420,070.60

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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.