Home / 144,840,266.40-217,260,399.60-83,618,263.20

Finding the Fourth Proportional to 144,840,266.40, 217,260,399.60 and 83,618,263.20

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Solution

The fourth proportional to 144,840,266.40, 217,260,399.60 and 83,618,263.20 is: 125,427,394.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,840,266.40 : 217,260,399.60 = 83,618,263.20 : x
  2. Step 2: Convert to fraction form
    144,840,266.40/217,260,399.60 = 83,618,263.20/x
  3. Step 3: Cross multiply
    144,840,266.40x = 217,260,399.60 × 83,618,263.20
  4. Step 4: Simplify right side
    144,840,266.40x = 18,166,937,276,689,976
  5. Step 5: Solve for x
    x = 18,166,937,276,689,976/144,840,266.40
  6. Step 6: Final answer
    x = 125,427,394.80

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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.