Home / 986,639,503.56-1,480,050,229.08-322,656,967.35

Finding the Fourth Proportional to 986,639,503.56, 1,480,050,229.08 and 322,656,967.35

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Solution

The fourth proportional to 986,639,503.56, 1,480,050,229.08 and 322,656,967.35 is: 484,015,201.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,639,503.56 : 1,480,050,229.08 = 322,656,967.35 : x
  2. Step 2: Convert to fraction form
    986,639,503.56/1,480,050,229.08 = 322,656,967.35/x
  3. Step 3: Cross multiply
    986,639,503.56x = 1,480,050,229.08 × 322,656,967.35
  4. Step 4: Simplify right side
    986,639,503.56x = 477,548,518,439,109,120
  5. Step 5: Solve for x
    x = 477,548,518,439,109,120/986,639,503.56
  6. Step 6: Final answer
    x = 484,015,201.82

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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.