Home / 932,258,422.40-1,398,387,633.60-587,601,219.20

Finding the Fourth Proportional to 932,258,422.40, 1,398,387,633.60 and 587,601,219.20

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Solution

The fourth proportional to 932,258,422.40, 1,398,387,633.60 and 587,601,219.20 is: 881,401,828.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,258,422.40 : 1,398,387,633.60 = 587,601,219.20 : x
  2. Step 2: Convert to fraction form
    932,258,422.40/1,398,387,633.60 = 587,601,219.20/x
  3. Step 3: Cross multiply
    932,258,422.40x = 1,398,387,633.60 × 587,601,219.20
  4. Step 4: Simplify right side
    932,258,422.40x = 821,694,278,417,562,880
  5. Step 5: Solve for x
    x = 821,694,278,417,562,880/932,258,422.40
  6. Step 6: Final answer
    x = 881,401,828.80

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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.