Home / 1,515,591,570.60-2,273,387,355.90-862,556,869.80

Finding the Fourth Proportional to 1,515,591,570.60, 2,273,387,355.90 and 862,556,869.80

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Solution

The fourth proportional to 1,515,591,570.60, 2,273,387,355.90 and 862,556,869.80 is: 1,293,835,304.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,591,570.60 : 2,273,387,355.90 = 862,556,869.80 : x
  2. Step 2: Convert to fraction form
    1,515,591,570.60/2,273,387,355.90 = 862,556,869.80/x
  3. Step 3: Cross multiply
    1,515,591,570.60x = 2,273,387,355.90 × 862,556,869.80
  4. Step 4: Simplify right side
    1,515,591,570.60x = 1,960,925,881,548,002,560
  5. Step 5: Solve for x
    x = 1,960,925,881,548,002,560/1,515,591,570.60
  6. Step 6: Final answer
    x = 1,293,835,304.70

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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.