Home / 1,119,630,841.20-1,545,397,877.52-649,883,500.08

Finding the Fourth Proportional to 1,119,630,841.20, 1,545,397,877.52 and 649,883,500.08

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Solution

The fourth proportional to 1,119,630,841.20, 1,545,397,877.52 and 649,883,500.08 is: 897,017,610.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,630,841.20 : 1,545,397,877.52 = 649,883,500.08 : x
  2. Step 2: Convert to fraction form
    1,119,630,841.20/1,545,397,877.52 = 649,883,500.08/x
  3. Step 3: Cross multiply
    1,119,630,841.20x = 1,545,397,877.52 × 649,883,500.08
  4. Step 4: Simplify right side
    1,119,630,841.20x = 1,004,328,581,658,900,864
  5. Step 5: Solve for x
    x = 1,004,328,581,658,900,864/1,119,630,841.20
  6. Step 6: Final answer
    x = 897,017,610.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.