Home / 747,954,297.60-1,121,931,446.40-732,648,796.80

Finding the Fourth Proportional to 747,954,297.60, 1,121,931,446.40 and 732,648,796.80

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Solution

The fourth proportional to 747,954,297.60, 1,121,931,446.40 and 732,648,796.80 is: 1,098,973,195.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,954,297.60 : 1,121,931,446.40 = 732,648,796.80 : x
  2. Step 2: Convert to fraction form
    747,954,297.60/1,121,931,446.40 = 732,648,796.80/x
  3. Step 3: Cross multiply
    747,954,297.60x = 1,121,931,446.40 × 732,648,796.80
  4. Step 4: Simplify right side
    747,954,297.60x = 821,981,724,297,043,712
  5. Step 5: Solve for x
    x = 821,981,724,297,043,712/747,954,297.60
  6. Step 6: Final answer
    x = 1,098,973,195.20

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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.