Home / 682,881,915.24-1,024,321,352.76-527,661,427.32

Finding the Fourth Proportional to 682,881,915.24, 1,024,321,352.76 and 527,661,427.32

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Solution

The fourth proportional to 682,881,915.24, 1,024,321,352.76 and 527,661,427.32 is: 791,490,966.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,881,915.24 : 1,024,321,352.76 = 527,661,427.32 : x
  2. Step 2: Convert to fraction form
    682,881,915.24/1,024,321,352.76 = 527,661,427.32/x
  3. Step 3: Cross multiply
    682,881,915.24x = 1,024,321,352.76 × 527,661,427.32
  4. Step 4: Simplify right side
    682,881,915.24x = 540,494,867,031,694,784
  5. Step 5: Solve for x
    x = 540,494,867,031,694,784/682,881,915.24
  6. Step 6: Final answer
    x = 791,490,966.40

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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.