Home / 1,281,930,659.10-1,922,895,988.65-1,195,934,319.90

Finding the Fourth Proportional to 1,281,930,659.10, 1,922,895,988.65 and 1,195,934,319.90

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Solution

The fourth proportional to 1,281,930,659.10, 1,922,895,988.65 and 1,195,934,319.90 is: 1,793,901,479.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,930,659.10 : 1,922,895,988.65 = 1,195,934,319.90 : x
  2. Step 2: Convert to fraction form
    1,281,930,659.10/1,922,895,988.65 = 1,195,934,319.90/x
  3. Step 3: Cross multiply
    1,281,930,659.10x = 1,922,895,988.65 × 1,195,934,319.90
  4. Step 4: Simplify right side
    1,281,930,659.10x = 2,299,657,306,424,576,256
  5. Step 5: Solve for x
    x = 2,299,657,306,424,576,256/1,281,930,659.10
  6. Step 6: Final answer
    x = 1,793,901,479.85

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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.