Home / 924,667,396.19-1,386,853,449.86-269,465,163.45

Finding the Fourth Proportional to 924,667,396.19, 1,386,853,449.86 and 269,465,163.45

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Solution

The fourth proportional to 924,667,396.19, 1,386,853,449.86 and 269,465,163.45 is: 404,154,718.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,667,396.19 : 1,386,853,449.86 = 269,465,163.45 : x
  2. Step 2: Convert to fraction form
    924,667,396.19/1,386,853,449.86 = 269,465,163.45/x
  3. Step 3: Cross multiply
    924,667,396.19x = 1,386,853,449.86 × 269,465,163.45
  4. Step 4: Simplify right side
    924,667,396.19x = 373,708,691,547,721,216
  5. Step 5: Solve for x
    x = 373,708,691,547,721,216/924,667,396.19
  6. Step 6: Final answer
    x = 404,154,718.86

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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.