Home / 88,979,831.80-133,469,747.70-69,869,534.20

Finding the Fourth Proportional to 88,979,831.80, 133,469,747.70 and 69,869,534.20

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Solution

The fourth proportional to 88,979,831.80, 133,469,747.70 and 69,869,534.20 is: 104,804,301.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,979,831.80 : 133,469,747.70 = 69,869,534.20 : x
  2. Step 2: Convert to fraction form
    88,979,831.80/133,469,747.70 = 69,869,534.20/x
  3. Step 3: Cross multiply
    88,979,831.80x = 133,469,747.70 × 69,869,534.20
  4. Step 4: Simplify right side
    88,979,831.80x = 9,325,469,101,590,522
  5. Step 5: Solve for x
    x = 9,325,469,101,590,522/88,979,831.80
  6. Step 6: Final answer
    x = 104,804,301.30

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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.