Home / 1,149,760,732.82-1,724,654,785.14-320,663,931.08

Finding the Fourth Proportional to 1,149,760,732.82, 1,724,654,785.14 and 320,663,931.08

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Solution

The fourth proportional to 1,149,760,732.82, 1,724,654,785.14 and 320,663,931.08 is: 480,999,713.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,760,732.82 : 1,724,654,785.14 = 320,663,931.08 : x
  2. Step 2: Convert to fraction form
    1,149,760,732.82/1,724,654,785.14 = 320,663,931.08/x
  3. Step 3: Cross multiply
    1,149,760,732.82x = 1,724,654,785.14 × 320,663,931.08
  4. Step 4: Simplify right side
    1,149,760,732.82x = 553,034,583,158,925,184
  5. Step 5: Solve for x
    x = 553,034,583,158,925,184/1,149,760,732.82
  6. Step 6: Final answer
    x = 480,999,713.57

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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.