Home / 873,255,551.60-1,309,883,327.40-627,092,080.40

Finding the Fourth Proportional to 873,255,551.60, 1,309,883,327.40 and 627,092,080.40

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Solution

The fourth proportional to 873,255,551.60, 1,309,883,327.40 and 627,092,080.40 is: 940,638,120.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,255,551.60 : 1,309,883,327.40 = 627,092,080.40 : x
  2. Step 2: Convert to fraction form
    873,255,551.60/1,309,883,327.40 = 627,092,080.40/x
  3. Step 3: Cross multiply
    873,255,551.60x = 1,309,883,327.40 × 627,092,080.40
  4. Step 4: Simplify right side
    873,255,551.60x = 821,417,460,860,540,288
  5. Step 5: Solve for x
    x = 821,417,460,860,540,288/873,255,551.60
  6. Step 6: Final answer
    x = 940,638,120.60

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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.