Home / 1,668,438,476.20-2,502,657,714.30-970,125,002.20

Finding the Fourth Proportional to 1,668,438,476.20, 2,502,657,714.30 and 970,125,002.20

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Solution

The fourth proportional to 1,668,438,476.20, 2,502,657,714.30 and 970,125,002.20 is: 1,455,187,503.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,438,476.20 : 2,502,657,714.30 = 970,125,002.20 : x
  2. Step 2: Convert to fraction form
    1,668,438,476.20/2,502,657,714.30 = 970,125,002.20/x
  3. Step 3: Cross multiply
    1,668,438,476.20x = 2,502,657,714.30 × 970,125,002.20
  4. Step 4: Simplify right side
    1,668,438,476.20x = 2,427,890,820,591,134,720
  5. Step 5: Solve for x
    x = 2,427,890,820,591,134,720/1,668,438,476.20
  6. Step 6: Final answer
    x = 1,455,187,503.30

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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.