Home / 163,747,340,203.17-225,983,022,784.38-90,501,995,225.85

Finding the Fourth Proportional to 163,747,340,203.17, 225,983,022,784.38 and 90,501,995,225.85

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Solution

The fourth proportional to 163,747,340,203.17, 225,983,022,784.38 and 90,501,995,225.85 is: 124,899,216,217.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,747,340,203.17 : 225,983,022,784.38 = 90,501,995,225.85 : x
  2. Step 2: Convert to fraction form
    163,747,340,203.17/225,983,022,784.38 = 90,501,995,225.85/x
  3. Step 3: Cross multiply
    163,747,340,203.17x = 225,983,022,784.38 × 90,501,995,225.85
  4. Step 4: Simplify right side
    163,747,340,203.17x = 20,451,914,449,155,111,518,208
  5. Step 5: Solve for x
    x = 20,451,914,449,155,111,518,208/163,747,340,203.17
  6. Step 6: Final answer
    x = 124,899,216,217.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.