Home / 7,324,992,000.90-10,987,488,001.35-7,039,289,319.30

Finding the Fourth Proportional to 7,324,992,000.90, 10,987,488,001.35 and 7,039,289,319.30

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Solution

The fourth proportional to 7,324,992,000.90, 10,987,488,001.35 and 7,039,289,319.30 is: 10,558,933,978.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,324,992,000.90 : 10,987,488,001.35 = 7,039,289,319.30 : x
  2. Step 2: Convert to fraction form
    7,324,992,000.90/10,987,488,001.35 = 7,039,289,319.30/x
  3. Step 3: Cross multiply
    7,324,992,000.90x = 10,987,488,001.35 × 7,039,289,319.30
  4. Step 4: Simplify right side
    7,324,992,000.90x = 77,344,106,933,839,970,304
  5. Step 5: Solve for x
    x = 77,344,106,933,839,970,304/7,324,992,000.90
  6. Step 6: Final answer
    x = 10,558,933,978.95

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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.