Home / 388,627,723.20-583,006,903.20-116,026,046.40

Finding the Fourth Proportional to 388,627,723.20, 583,006,903.20 and 116,026,046.40

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Solution

The fourth proportional to 388,627,723.20, 583,006,903.20 and 116,026,046.40 is: 174,058,570.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,627,723.20 : 583,006,903.20 = 116,026,046.40 : x
  2. Step 2: Convert to fraction form
    388,627,723.20/583,006,903.20 = 116,026,046.40/x
  3. Step 3: Cross multiply
    388,627,723.20x = 583,006,903.20 × 116,026,046.40
  4. Step 4: Simplify right side
    388,627,723.20x = 67,643,986,002,203,520
  5. Step 5: Solve for x
    x = 67,643,986,002,203,520/388,627,723.20
  6. Step 6: Final answer
    x = 174,058,570.62

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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.