Home / 783,216,014.40-1,173,548,563.20-576,591,753.60

Finding the Fourth Proportional to 783,216,014.40, 1,173,548,563.20 and 576,591,753.60

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Solution

The fourth proportional to 783,216,014.40, 1,173,548,563.20 and 576,591,753.60 is: 863,948,657.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,216,014.40 : 1,173,548,563.20 = 576,591,753.60 : x
  2. Step 2: Convert to fraction form
    783,216,014.40/1,173,548,563.20 = 576,591,753.60/x
  3. Step 3: Cross multiply
    783,216,014.40x = 1,173,548,563.20 × 576,591,753.60
  4. Step 4: Simplify right side
    783,216,014.40x = 676,658,423,990,248,448
  5. Step 5: Solve for x
    x = 676,658,423,990,248,448/783,216,014.40
  6. Step 6: Final answer
    x = 863,948,657.27

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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.