Home / 382,106,345.87-573,048,686.19-148,885,037.66

Finding the Fourth Proportional to 382,106,345.87, 573,048,686.19 and 148,885,037.66

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Solution

The fourth proportional to 382,106,345.87, 573,048,686.19 and 148,885,037.66 is: 223,284,371.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,106,345.87 : 573,048,686.19 = 148,885,037.66 : x
  2. Step 2: Convert to fraction form
    382,106,345.87/573,048,686.19 = 148,885,037.66/x
  3. Step 3: Cross multiply
    382,106,345.87x = 573,048,686.19 × 148,885,037.66
  4. Step 4: Simplify right side
    382,106,345.87x = 85,318,375,221,918,640
  5. Step 5: Solve for x
    x = 85,318,375,221,918,640/382,106,345.87
  6. Step 6: Final answer
    x = 223,284,371.34

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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.