Home / 950,155,710.75-1,423,378,117.49-451,456,532.64

Finding the Fourth Proportional to 950,155,710.75, 1,423,378,117.49 and 451,456,532.64

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Solution

The fourth proportional to 950,155,710.75, 1,423,378,117.49 and 451,456,532.64 is: 676,303,201.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,155,710.75 : 1,423,378,117.49 = 451,456,532.64 : x
  2. Step 2: Convert to fraction form
    950,155,710.75/1,423,378,117.49 = 451,456,532.64/x
  3. Step 3: Cross multiply
    950,155,710.75x = 1,423,378,117.49 × 451,456,532.64
  4. Step 4: Simplify right side
    950,155,710.75x = 642,593,349,555,428,608
  5. Step 5: Solve for x
    x = 642,593,349,555,428,608/950,155,710.75
  6. Step 6: Final answer
    x = 676,303,201.98

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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.