Home / 627,342,004.80-941,013,007.20-577,177,473.60

Finding the Fourth Proportional to 627,342,004.80, 941,013,007.20 and 577,177,473.60

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Solution

The fourth proportional to 627,342,004.80, 941,013,007.20 and 577,177,473.60 is: 865,766,210.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,342,004.80 : 941,013,007.20 = 577,177,473.60 : x
  2. Step 2: Convert to fraction form
    627,342,004.80/941,013,007.20 = 577,177,473.60/x
  3. Step 3: Cross multiply
    627,342,004.80x = 941,013,007.20 × 577,177,473.60
  4. Step 4: Simplify right side
    627,342,004.80x = 543,131,510,120,434,688
  5. Step 5: Solve for x
    x = 543,131,510,120,434,688/627,342,004.80
  6. Step 6: Final answer
    x = 865,766,210.40

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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.