Home / 1,549,163,652-2,323,744,058.21-485,594,149.11

Finding the Fourth Proportional to 1,549,163,652, 2,323,744,058.21 and 485,594,149.11

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Solution

The fourth proportional to 1,549,163,652, 2,323,744,058.21 and 485,594,149.11 is: 728,390,778.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,163,652 : 2,323,744,058.21 = 485,594,149.11 : x
  2. Step 2: Convert to fraction form
    1,549,163,652/2,323,744,058.21 = 485,594,149.11/x
  3. Step 3: Cross multiply
    1,549,163,652x = 2,323,744,058.21 × 485,594,149.11
  4. Step 4: Simplify right side
    1,549,163,652x = 1,128,396,518,693,475,328
  5. Step 5: Solve for x
    x = 1,128,396,518,693,475,328/1,549,163,652
  6. Step 6: Final answer
    x = 728,390,778.62

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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.