Home / 480,500,894.25-720,678,517.17-130,774,214.97

Finding the Fourth Proportional to 480,500,894.25, 720,678,517.17 and 130,774,214.97

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Solution

The fourth proportional to 480,500,894.25, 720,678,517.17 and 130,774,214.97 is: 196,141,502.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,500,894.25 : 720,678,517.17 = 130,774,214.97 : x
  2. Step 2: Convert to fraction form
    480,500,894.25/720,678,517.17 = 130,774,214.97/x
  3. Step 3: Cross multiply
    480,500,894.25x = 720,678,517.17 × 130,774,214.97
  4. Step 4: Simplify right side
    480,500,894.25x = 94,246,167,327,510,032
  5. Step 5: Solve for x
    x = 94,246,167,327,510,032/480,500,894.25
  6. Step 6: Final answer
    x = 196,141,502.45

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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.