Home / 134,205,252.38-185,199,496.78-81,313,275.47

Finding the Fourth Proportional to 134,205,252.38, 185,199,496.78 and 81,313,275.47

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Solution

The fourth proportional to 134,205,252.38, 185,199,496.78 and 81,313,275.47 is: 112,210,047.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,205,252.38 : 185,199,496.78 = 81,313,275.47 : x
  2. Step 2: Convert to fraction form
    134,205,252.38/185,199,496.78 = 81,313,275.47/x
  3. Step 3: Cross multiply
    134,205,252.38x = 185,199,496.78 × 81,313,275.47
  4. Step 4: Simplify right side
    134,205,252.38x = 15,059,177,698,577,518
  5. Step 5: Solve for x
    x = 15,059,177,698,577,518/134,205,252.38
  6. Step 6: Final answer
    x = 112,210,047.16

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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.