Home / 142,314,387.04-213,476,306.08-48,940,442.54

Finding the Fourth Proportional to 142,314,387.04, 213,476,306.08 and 48,940,442.54

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Solution

The fourth proportional to 142,314,387.04, 213,476,306.08 and 48,940,442.54 is: 73,412,288.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,314,387.04 : 213,476,306.08 = 48,940,442.54 : x
  2. Step 2: Convert to fraction form
    142,314,387.04/213,476,306.08 = 48,940,442.54/x
  3. Step 3: Cross multiply
    142,314,387.04x = 213,476,306.08 × 48,940,442.54
  4. Step 4: Simplify right side
    142,314,387.04x = 10,447,624,892,125,510
  5. Step 5: Solve for x
    x = 10,447,624,892,125,510/142,314,387.04
  6. Step 6: Final answer
    x = 73,412,288.87

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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.