Home / 243,081,458.11-335,452,428.58-133,073,171.11

Finding the Fourth Proportional to 243,081,458.11, 335,452,428.58 and 133,073,171.11

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Solution

The fourth proportional to 243,081,458.11, 335,452,428.58 and 133,073,171.11 is: 183,640,985.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,081,458.11 : 335,452,428.58 = 133,073,171.11 : x
  2. Step 2: Convert to fraction form
    243,081,458.11/335,452,428.58 = 133,073,171.11/x
  3. Step 3: Cross multiply
    243,081,458.11x = 335,452,428.58 × 133,073,171.11
  4. Step 4: Simplify right side
    243,081,458.11x = 44,639,718,426,142,960
  5. Step 5: Solve for x
    x = 44,639,718,426,142,960/243,081,458.11
  6. Step 6: Final answer
    x = 183,640,985.10

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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.