Home / 9,505,031,138.20-14,257,546,707.30-8,688,065,915.80

Finding the Fourth Proportional to 9,505,031,138.20, 14,257,546,707.30 and 8,688,065,915.80

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Solution

The fourth proportional to 9,505,031,138.20, 14,257,546,707.30 and 8,688,065,915.80 is: 13,032,098,873.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,505,031,138.20 : 14,257,546,707.30 = 8,688,065,915.80 : x
  2. Step 2: Convert to fraction form
    9,505,031,138.20/14,257,546,707.30 = 8,688,065,915.80/x
  3. Step 3: Cross multiply
    9,505,031,138.20x = 14,257,546,707.30 × 8,688,065,915.80
  4. Step 4: Simplify right side
    9,505,031,138.20x = 123,870,505,590,619,635,712
  5. Step 5: Solve for x
    x = 123,870,505,590,619,635,712/9,505,031,138.20
  6. Step 6: Final answer
    x = 13,032,098,873.70

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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.