Home / 97,807,772.80-146,711,659.20-52,458,140.80

Finding the Fourth Proportional to 97,807,772.80, 146,711,659.20 and 52,458,140.80

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Solution

The fourth proportional to 97,807,772.80, 146,711,659.20 and 52,458,140.80 is: 78,687,211.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,807,772.80 : 146,711,659.20 = 52,458,140.80 : x
  2. Step 2: Convert to fraction form
    97,807,772.80/146,711,659.20 = 52,458,140.80/x
  3. Step 3: Cross multiply
    97,807,772.80x = 146,711,659.20 × 52,458,140.80
  4. Step 4: Simplify right side
    97,807,772.80x = 7,696,220,875,315,214
  5. Step 5: Solve for x
    x = 7,696,220,875,315,214/97,807,772.80
  6. Step 6: Final answer
    x = 78,687,211.20

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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.