Home / 88,494,906,010.80-132,742,359,016.20-78,267,005,101.20

Finding the Fourth Proportional to 88,494,906,010.80, 132,742,359,016.20 and 78,267,005,101.20

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Solution

The fourth proportional to 88,494,906,010.80, 132,742,359,016.20 and 78,267,005,101.20 is: 117,400,507,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,494,906,010.80 : 132,742,359,016.20 = 78,267,005,101.20 : x
  2. Step 2: Convert to fraction form
    88,494,906,010.80/132,742,359,016.20 = 78,267,005,101.20/x
  3. Step 3: Cross multiply
    88,494,906,010.80x = 132,742,359,016.20 × 78,267,005,101.20
  4. Step 4: Simplify right side
    88,494,906,010.80x = 10,389,346,890,266,246,643,712
  5. Step 5: Solve for x
    x = 10,389,346,890,266,246,643,712/88,494,906,010.80
  6. Step 6: Final answer
    x = 117,400,507,651.80

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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.