Home / 1,098,528,118.62-1,647,661,631.85-361,415,225.82

Finding the Fourth Proportional to 1,098,528,118.62, 1,647,661,631.85 and 361,415,225.82

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Solution

The fourth proportional to 1,098,528,118.62, 1,647,661,631.85 and 361,415,225.82 is: 542,079,889.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,528,118.62 : 1,647,661,631.85 = 361,415,225.82 : x
  2. Step 2: Convert to fraction form
    1,098,528,118.62/1,647,661,631.85 = 361,415,225.82/x
  3. Step 3: Cross multiply
    1,098,528,118.62x = 1,647,661,631.85 × 361,415,225.82
  4. Step 4: Simplify right side
    1,098,528,118.62x = 595,490,000,750,017,408
  5. Step 5: Solve for x
    x = 595,490,000,750,017,408/1,098,528,118.62
  6. Step 6: Final answer
    x = 542,079,889.13

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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.