Home / 148,338,619.20-222,602,407.20-86,927,659.20

Finding the Fourth Proportional to 148,338,619.20, 222,602,407.20 and 86,927,659.20

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Solution

The fourth proportional to 148,338,619.20, 222,602,407.20 and 86,927,659.20 is: 130,446,853.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,338,619.20 : 222,602,407.20 = 86,927,659.20 : x
  2. Step 2: Convert to fraction form
    148,338,619.20/222,602,407.20 = 86,927,659.20/x
  3. Step 3: Cross multiply
    148,338,619.20x = 222,602,407.20 × 86,927,659.20
  4. Step 4: Simplify right side
    148,338,619.20x = 19,350,306,190,181,224
  5. Step 5: Solve for x
    x = 19,350,306,190,181,224/148,338,619.20
  6. Step 6: Final answer
    x = 130,446,853.92

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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.