Home / 451,506,091.20-677,259,136.80-144,829,204.80

Finding the Fourth Proportional to 451,506,091.20, 677,259,136.80 and 144,829,204.80

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Solution

The fourth proportional to 451,506,091.20, 677,259,136.80 and 144,829,204.80 is: 217,243,807.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,506,091.20 : 677,259,136.80 = 144,829,204.80 : x
  2. Step 2: Convert to fraction form
    451,506,091.20/677,259,136.80 = 144,829,204.80/x
  3. Step 3: Cross multiply
    451,506,091.20x = 677,259,136.80 × 144,829,204.80
  4. Step 4: Simplify right side
    451,506,091.20x = 98,086,902,226,278,416
  5. Step 5: Solve for x
    x = 98,086,902,226,278,416/451,506,091.20
  6. Step 6: Final answer
    x = 217,243,807.20

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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.