Home / 743,828,034.54-1,115,741,885.64-271,162,513.53

Finding the Fourth Proportional to 743,828,034.54, 1,115,741,885.64 and 271,162,513.53

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Solution

The fourth proportional to 743,828,034.54, 1,115,741,885.64 and 271,162,513.53 is: 406,743,709.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,828,034.54 : 1,115,741,885.64 = 271,162,513.53 : x
  2. Step 2: Convert to fraction form
    743,828,034.54/1,115,741,885.64 = 271,162,513.53/x
  3. Step 3: Cross multiply
    743,828,034.54x = 1,115,741,885.64 × 271,162,513.53
  4. Step 4: Simplify right side
    743,828,034.54x = 302,547,374,160,844,224
  5. Step 5: Solve for x
    x = 302,547,374,160,844,224/743,828,034.54
  6. Step 6: Final answer
    x = 406,743,709.72

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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.