Home / 801,134,004.90-1,201,591,916.27-210,874,817.13

Finding the Fourth Proportional to 801,134,004.90, 1,201,591,916.27 and 210,874,817.13

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Solution

The fourth proportional to 801,134,004.90, 1,201,591,916.27 and 210,874,817.13 is: 316,283,510.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,134,004.90 : 1,201,591,916.27 = 210,874,817.13 : x
  2. Step 2: Convert to fraction form
    801,134,004.90/1,201,591,916.27 = 210,874,817.13/x
  3. Step 3: Cross multiply
    801,134,004.90x = 1,201,591,916.27 × 210,874,817.13
  4. Step 4: Simplify right side
    801,134,004.90x = 253,385,475,608,322,496
  5. Step 5: Solve for x
    x = 253,385,475,608,322,496/801,134,004.90
  6. Step 6: Final answer
    x = 316,283,510.70

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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.