Home / 144,815,880.40-217,223,820.60-83,593,877.20

Finding the Fourth Proportional to 144,815,880.40, 217,223,820.60 and 83,593,877.20

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Solution

The fourth proportional to 144,815,880.40, 217,223,820.60 and 83,593,877.20 is: 125,390,815.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,815,880.40 : 217,223,820.60 = 83,593,877.20 : x
  2. Step 2: Convert to fraction form
    144,815,880.40/217,223,820.60 = 83,593,877.20/x
  3. Step 3: Cross multiply
    144,815,880.40x = 217,223,820.60 × 83,593,877.20
  4. Step 4: Simplify right side
    144,815,880.40x = 18,158,581,384,151,232
  5. Step 5: Solve for x
    x = 18,158,581,384,151,232/144,815,880.40
  6. Step 6: Final answer
    x = 125,390,815.80

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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.