Home / 284,810,947.56-393,046,836.06-161,070,129

Finding the Fourth Proportional to 284,810,947.56, 393,046,836.06 and 161,070,129

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Solution

The fourth proportional to 284,810,947.56, 393,046,836.06 and 161,070,129 is: 222,281,148.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,810,947.56 : 393,046,836.06 = 161,070,129 : x
  2. Step 2: Convert to fraction form
    284,810,947.56/393,046,836.06 = 161,070,129/x
  3. Step 3: Cross multiply
    284,810,947.56x = 393,046,836.06 × 161,070,129
  4. Step 4: Simplify right side
    284,810,947.56x = 63,308,104,587,226,056
  5. Step 5: Solve for x
    x = 63,308,104,587,226,056/284,810,947.56
  6. Step 6: Final answer
    x = 222,281,148.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.