Home / 747,146,464.80-1,117,696,388.40-656,447,200.80

Finding the Fourth Proportional to 747,146,464.80, 1,117,696,388.40 and 656,447,200.80

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Solution

The fourth proportional to 747,146,464.80, 1,117,696,388.40 and 656,447,200.80 is: 982,014,504.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,146,464.80 : 1,117,696,388.40 = 656,447,200.80 : x
  2. Step 2: Convert to fraction form
    747,146,464.80/1,117,696,388.40 = 656,447,200.80/x
  3. Step 3: Cross multiply
    747,146,464.80x = 1,117,696,388.40 × 656,447,200.80
  4. Step 4: Simplify right side
    747,146,464.80x = 733,708,665,509,449,600
  5. Step 5: Solve for x
    x = 733,708,665,509,449,600/747,146,464.80
  6. Step 6: Final answer
    x = 982,014,504.62

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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.