Home / 78,506,154.44-117,772,023.29-23,179,582.07

Finding the Fourth Proportional to 78,506,154.44, 117,772,023.29 and 23,179,582.07

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Solution

The fourth proportional to 78,506,154.44, 117,772,023.29 and 23,179,582.07 is: 34,773,149.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,506,154.44 : 117,772,023.29 = 23,179,582.07 : x
  2. Step 2: Convert to fraction form
    78,506,154.44/117,772,023.29 = 23,179,582.07/x
  3. Step 3: Cross multiply
    78,506,154.44x = 117,772,023.29 × 23,179,582.07
  4. Step 4: Simplify right side
    78,506,154.44x = 2,729,906,279,137,393.50
  5. Step 5: Solve for x
    x = 2,729,906,279,137,393.50/78,506,154.44
  6. Step 6: Final answer
    x = 34,773,149.94

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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.