Home / 147,295,352.82-220,935,020.71-45,059,390.45

Finding the Fourth Proportional to 147,295,352.82, 220,935,020.71 and 45,059,390.45

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Solution

The fourth proportional to 147,295,352.82, 220,935,020.71 and 45,059,390.45 is: 67,586,635.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,295,352.82 : 220,935,020.71 = 45,059,390.45 : x
  2. Step 2: Convert to fraction form
    147,295,352.82/220,935,020.71 = 45,059,390.45/x
  3. Step 3: Cross multiply
    147,295,352.82x = 220,935,020.71 × 45,059,390.45
  4. Step 4: Simplify right side
    147,295,352.82x = 9,955,197,362,250,728
  5. Step 5: Solve for x
    x = 9,955,197,362,250,728/147,295,352.82
  6. Step 6: Final answer
    x = 67,586,635.77

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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.