Home / 157,229,333,882.10-235,844,000,823.15-129,312,100,422.90

Finding the Fourth Proportional to 157,229,333,882.10, 235,844,000,823.15 and 129,312,100,422.90

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Solution

The fourth proportional to 157,229,333,882.10, 235,844,000,823.15 and 129,312,100,422.90 is: 193,968,150,634.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,229,333,882.10 : 235,844,000,823.15 = 129,312,100,422.90 : x
  2. Step 2: Convert to fraction form
    157,229,333,882.10/235,844,000,823.15 = 129,312,100,422.90/x
  3. Step 3: Cross multiply
    157,229,333,882.10x = 235,844,000,823.15 × 129,312,100,422.90
  4. Step 4: Simplify right side
    157,229,333,882.10x = 30,497,483,118,581,678,866,432
  5. Step 5: Solve for x
    x = 30,497,483,118,581,678,866,432/157,229,333,882.10
  6. Step 6: Final answer
    x = 193,968,150,634.35

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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.