Home / 148,140,502.32-222,552,275.40-142,018,405.68

Finding the Fourth Proportional to 148,140,502.32, 222,552,275.40 and 142,018,405.68

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Solution

The fourth proportional to 148,140,502.32, 222,552,275.40 and 142,018,405.68 is: 213,355,016.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,140,502.32 : 222,552,275.40 = 142,018,405.68 : x
  2. Step 2: Convert to fraction form
    148,140,502.32/222,552,275.40 = 142,018,405.68/x
  3. Step 3: Cross multiply
    148,140,502.32x = 222,552,275.40 × 142,018,405.68
  4. Step 4: Simplify right side
    148,140,502.32x = 31,606,519,332,764,288
  5. Step 5: Solve for x
    x = 31,606,519,332,764,288/148,140,502.32
  6. Step 6: Final answer
    x = 213,355,016.61

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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.