Home / 1,456,272,044.30-2,184,408,066.45-486,923,660.30

Finding the Fourth Proportional to 1,456,272,044.30, 2,184,408,066.45 and 486,923,660.30

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Solution

The fourth proportional to 1,456,272,044.30, 2,184,408,066.45 and 486,923,660.30 is: 730,385,490.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,272,044.30 : 2,184,408,066.45 = 486,923,660.30 : x
  2. Step 2: Convert to fraction form
    1,456,272,044.30/2,184,408,066.45 = 486,923,660.30/x
  3. Step 3: Cross multiply
    1,456,272,044.30x = 2,184,408,066.45 × 486,923,660.30
  4. Step 4: Simplify right side
    1,456,272,044.30x = 1,063,639,971,304,679,552
  5. Step 5: Solve for x
    x = 1,063,639,971,304,679,552/1,456,272,044.30
  6. Step 6: Final answer
    x = 730,385,490.45

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Double scale
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Similar ratio
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1.5x scale

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.