Home / 221,162,512.80-331,743,769.20-59,604,448.80

Finding the Fourth Proportional to 221,162,512.80, 331,743,769.20 and 59,604,448.80

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Solution

The fourth proportional to 221,162,512.80, 331,743,769.20 and 59,604,448.80 is: 89,406,673.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,162,512.80 : 331,743,769.20 = 59,604,448.80 : x
  2. Step 2: Convert to fraction form
    221,162,512.80/331,743,769.20 = 59,604,448.80/x
  3. Step 3: Cross multiply
    221,162,512.80x = 331,743,769.20 × 59,604,448.80
  4. Step 4: Simplify right side
    221,162,512.80x = 19,773,404,506,000,416
  5. Step 5: Solve for x
    x = 19,773,404,506,000,416/221,162,512.80
  6. Step 6: Final answer
    x = 89,406,673.20

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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.