Home / 124,719,793.80-186,867,114.30-106,438,223.40

Finding the Fourth Proportional to 124,719,793.80, 186,867,114.30 and 106,438,223.40

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Solution

The fourth proportional to 124,719,793.80, 186,867,114.30 and 106,438,223.40 is: 159,475,918.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,719,793.80 : 186,867,114.30 = 106,438,223.40 : x
  2. Step 2: Convert to fraction form
    124,719,793.80/186,867,114.30 = 106,438,223.40/x
  3. Step 3: Cross multiply
    124,719,793.80x = 186,867,114.30 × 106,438,223.40
  4. Step 4: Simplify right side
    124,719,793.80x = 19,889,803,657,976,736
  5. Step 5: Solve for x
    x = 19,889,803,657,976,736/124,719,793.80
  6. Step 6: Final answer
    x = 159,475,918.39

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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.