Home / 366,984,649.20-550,476,973.80-148,739,545.20

Finding the Fourth Proportional to 366,984,649.20, 550,476,973.80 and 148,739,545.20

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Solution

The fourth proportional to 366,984,649.20, 550,476,973.80 and 148,739,545.20 is: 223,109,317.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,984,649.20 : 550,476,973.80 = 148,739,545.20 : x
  2. Step 2: Convert to fraction form
    366,984,649.20/550,476,973.80 = 148,739,545.20/x
  3. Step 3: Cross multiply
    366,984,649.20x = 550,476,973.80 × 148,739,545.20
  4. Step 4: Simplify right side
    366,984,649.20x = 81,877,694,726,084,304
  5. Step 5: Solve for x
    x = 81,877,694,726,084,304/366,984,649.20
  6. Step 6: Final answer
    x = 223,109,317.80

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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.