Home / 1,515,591,030.10-2,273,386,545.15-862,556,329.30

Finding the Fourth Proportional to 1,515,591,030.10, 2,273,386,545.15 and 862,556,329.30

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Solution

The fourth proportional to 1,515,591,030.10, 2,273,386,545.15 and 862,556,329.30 is: 1,293,834,493.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,515,591,030.10 : 2,273,386,545.15 = 862,556,329.30 : x
  2. Step 2: Convert to fraction form
    1,515,591,030.10/2,273,386,545.15 = 862,556,329.30/x
  3. Step 3: Cross multiply
    1,515,591,030.10x = 2,273,386,545.15 × 862,556,329.30
  4. Step 4: Simplify right side
    1,515,591,030.10x = 1,960,923,953,464,592,640
  5. Step 5: Solve for x
    x = 1,960,923,953,464,592,640/1,515,591,030.10
  6. Step 6: Final answer
    x = 1,293,834,493.95

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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.