Home / 83,176,265.40-124,772,735.70-28,581,660.60

Finding the Fourth Proportional to 83,176,265.40, 124,772,735.70 and 28,581,660.60

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Solution

The fourth proportional to 83,176,265.40, 124,772,735.70 and 28,581,660.60 is: 42,875,355.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,176,265.40 : 124,772,735.70 = 28,581,660.60 : x
  2. Step 2: Convert to fraction form
    83,176,265.40/124,772,735.70 = 28,581,660.60/x
  3. Step 3: Cross multiply
    83,176,265.40x = 124,772,735.70 × 28,581,660.60
  4. Step 4: Simplify right side
    83,176,265.40x = 3,566,211,983,910,903.50
  5. Step 5: Solve for x
    x = 3,566,211,983,910,903.50/83,176,265.40
  6. Step 6: Final answer
    x = 42,875,355.93

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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.