Home / 132,846,012.12-183,326,987.70-74,108,630.46

Finding the Fourth Proportional to 132,846,012.12, 183,326,987.70 and 74,108,630.46

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Solution

The fourth proportional to 132,846,012.12, 183,326,987.70 and 74,108,630.46 is: 102,269,626.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,846,012.12 : 183,326,987.70 = 74,108,630.46 : x
  2. Step 2: Convert to fraction form
    132,846,012.12/183,326,987.70 = 74,108,630.46/x
  3. Step 3: Cross multiply
    132,846,012.12x = 183,326,987.70 × 74,108,630.46
  4. Step 4: Simplify right side
    132,846,012.12x = 13,586,111,984,804,264
  5. Step 5: Solve for x
    x = 13,586,111,984,804,264/132,846,012.12
  6. Step 6: Final answer
    x = 102,269,626.07

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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.