Home / 840,758,052.71-1,160,281,361.26-483,526,108.28

Finding the Fourth Proportional to 840,758,052.71, 1,160,281,361.26 and 483,526,108.28

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Solution

The fourth proportional to 840,758,052.71, 1,160,281,361.26 and 483,526,108.28 is: 667,286,301.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,758,052.71 : 1,160,281,361.26 = 483,526,108.28 : x
  2. Step 2: Convert to fraction form
    840,758,052.71/1,160,281,361.26 = 483,526,108.28/x
  3. Step 3: Cross multiply
    840,758,052.71x = 1,160,281,361.26 × 483,526,108.28
  4. Step 4: Simplify right side
    840,758,052.71x = 561,026,331,123,397,888
  5. Step 5: Solve for x
    x = 561,026,331,123,397,888/840,758,052.71
  6. Step 6: Final answer
    x = 667,286,301.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.