Home / 243,081,453.95-335,452,422.83-133,073,166.95

Finding the Fourth Proportional to 243,081,453.95, 335,452,422.83 and 133,073,166.95

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Solution

The fourth proportional to 243,081,453.95, 335,452,422.83 and 133,073,166.95 is: 183,640,979.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,081,453.95 : 335,452,422.83 = 133,073,166.95 : x
  2. Step 2: Convert to fraction form
    243,081,453.95/335,452,422.83 = 133,073,166.95/x
  3. Step 3: Cross multiply
    243,081,453.95x = 335,452,422.83 × 133,073,166.95
  4. Step 4: Simplify right side
    243,081,453.95x = 44,639,716,267,544,528
  5. Step 5: Solve for x
    x = 44,639,716,267,544,528/243,081,453.95
  6. Step 6: Final answer
    x = 183,640,979.36

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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.