Home / 708,589,591.20-1,062,884,386.80-248,574,261.60

Finding the Fourth Proportional to 708,589,591.20, 1,062,884,386.80 and 248,574,261.60

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Solution

The fourth proportional to 708,589,591.20, 1,062,884,386.80 and 248,574,261.60 is: 372,861,392.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,589,591.20 : 1,062,884,386.80 = 248,574,261.60 : x
  2. Step 2: Convert to fraction form
    708,589,591.20/1,062,884,386.80 = 248,574,261.60/x
  3. Step 3: Cross multiply
    708,589,591.20x = 1,062,884,386.80 × 248,574,261.60
  4. Step 4: Simplify right side
    708,589,591.20x = 264,205,701,614,978,784
  5. Step 5: Solve for x
    x = 264,205,701,614,978,784/708,589,591.20
  6. Step 6: Final answer
    x = 372,861,392.40

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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.