Home / 1,625,244,332.60-2,437,866,498.90-398,412,784.10

Finding the Fourth Proportional to 1,625,244,332.60, 2,437,866,498.90 and 398,412,784.10

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Solution

The fourth proportional to 1,625,244,332.60, 2,437,866,498.90 and 398,412,784.10 is: 597,619,176.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,244,332.60 : 2,437,866,498.90 = 398,412,784.10 : x
  2. Step 2: Convert to fraction form
    1,625,244,332.60/2,437,866,498.90 = 398,412,784.10/x
  3. Step 3: Cross multiply
    1,625,244,332.60x = 2,437,866,498.90 × 398,412,784.10
  4. Step 4: Simplify right side
    1,625,244,332.60x = 971,277,179,090,868,736
  5. Step 5: Solve for x
    x = 971,277,179,090,868,736/1,625,244,332.60
  6. Step 6: Final answer
    x = 597,619,176.15

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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.