Home / 1,360,677,129.40-2,041,015,694.10-543,375,983.80

Finding the Fourth Proportional to 1,360,677,129.40, 2,041,015,694.10 and 543,375,983.80

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Solution

The fourth proportional to 1,360,677,129.40, 2,041,015,694.10 and 543,375,983.80 is: 815,063,975.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,677,129.40 : 2,041,015,694.10 = 543,375,983.80 : x
  2. Step 2: Convert to fraction form
    1,360,677,129.40/2,041,015,694.10 = 543,375,983.80/x
  3. Step 3: Cross multiply
    1,360,677,129.40x = 2,041,015,694.10 × 543,375,983.80
  4. Step 4: Simplify right side
    1,360,677,129.40x = 1,109,038,910,732,827,264
  5. Step 5: Solve for x
    x = 1,109,038,910,732,827,264/1,360,677,129.40
  6. Step 6: Final answer
    x = 815,063,975.70

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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.