Home / 488,484,003.60-732,726,005.40-281,859,742.80

Finding the Fourth Proportional to 488,484,003.60, 732,726,005.40 and 281,859,742.80

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Solution

The fourth proportional to 488,484,003.60, 732,726,005.40 and 281,859,742.80 is: 422,789,614.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,484,003.60 : 732,726,005.40 = 281,859,742.80 : x
  2. Step 2: Convert to fraction form
    488,484,003.60/732,726,005.40 = 281,859,742.80/x
  3. Step 3: Cross multiply
    488,484,003.60x = 732,726,005.40 × 281,859,742.80
  4. Step 4: Simplify right side
    488,484,003.60x = 206,525,963,424,915,424
  5. Step 5: Solve for x
    x = 206,525,963,424,915,424/488,484,003.60
  6. Step 6: Final answer
    x = 422,789,614.20

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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.