Home / 117,346,287.20-176,019,430.80-107,260,296.80

Finding the Fourth Proportional to 117,346,287.20, 176,019,430.80 and 107,260,296.80

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Solution

The fourth proportional to 117,346,287.20, 176,019,430.80 and 107,260,296.80 is: 160,890,445.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,346,287.20 : 176,019,430.80 = 107,260,296.80 : x
  2. Step 2: Convert to fraction form
    117,346,287.20/176,019,430.80 = 107,260,296.80/x
  3. Step 3: Cross multiply
    117,346,287.20x = 176,019,430.80 × 107,260,296.80
  4. Step 4: Simplify right side
    117,346,287.20x = 18,879,896,390,175,064
  5. Step 5: Solve for x
    x = 18,879,896,390,175,064/117,346,287.20
  6. Step 6: Final answer
    x = 160,890,445.20

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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.