Home / 96,769,269.60-145,153,904.40-72,582,799.20

Finding the Fourth Proportional to 96,769,269.60, 145,153,904.40 and 72,582,799.20

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Solution

The fourth proportional to 96,769,269.60, 145,153,904.40 and 72,582,799.20 is: 108,874,198.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,769,269.60 : 145,153,904.40 = 72,582,799.20 : x
  2. Step 2: Convert to fraction form
    96,769,269.60/145,153,904.40 = 72,582,799.20/x
  3. Step 3: Cross multiply
    96,769,269.60x = 145,153,904.40 × 72,582,799.20
  4. Step 4: Simplify right side
    96,769,269.60x = 10,535,676,696,161,198
  5. Step 5: Solve for x
    x = 10,535,676,696,161,198/96,769,269.60
  6. Step 6: Final answer
    x = 108,874,198.80

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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.