Home / 1,748,084,135.60-2,621,790,280.20-521,292,609.20

Finding the Fourth Proportional to 1,748,084,135.60, 2,621,790,280.20 and 521,292,609.20

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Solution

The fourth proportional to 1,748,084,135.60, 2,621,790,280.20 and 521,292,609.20 is: 781,838,738.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748,084,135.60 : 2,621,790,280.20 = 521,292,609.20 : x
  2. Step 2: Convert to fraction form
    1,748,084,135.60/2,621,790,280.20 = 521,292,609.20/x
  3. Step 3: Cross multiply
    1,748,084,135.60x = 2,621,790,280.20 × 521,292,609.20
  4. Step 4: Simplify right side
    1,748,084,135.60x = 1,366,719,895,940,656,896
  5. Step 5: Solve for x
    x = 1,366,719,895,940,656,896/1,748,084,135.60
  6. Step 6: Final answer
    x = 781,838,738.83

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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.