Home / 98,916,933.60-148,306,280.40-58,506,616.80

Finding the Fourth Proportional to 98,916,933.60, 148,306,280.40 and 58,506,616.80

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Solution

The fourth proportional to 98,916,933.60, 148,306,280.40 and 58,506,616.80 is: 87,719,042.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,916,933.60 : 148,306,280.40 = 58,506,616.80 : x
  2. Step 2: Convert to fraction form
    98,916,933.60/148,306,280.40 = 58,506,616.80/x
  3. Step 3: Cross multiply
    98,916,933.60x = 148,306,280.40 × 58,506,616.80
  4. Step 4: Simplify right side
    98,916,933.60x = 8,676,898,716,396,151
  5. Step 5: Solve for x
    x = 8,676,898,716,396,151/98,916,933.60
  6. Step 6: Final answer
    x = 87,719,042.64

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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.