Home / 163,213,312-225,234,370.56-89,874,279.04

Finding the Fourth Proportional to 163,213,312, 225,234,370.56 and 89,874,279.04

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Solution

The fourth proportional to 163,213,312, 225,234,370.56 and 89,874,279.04 is: 124,026,505.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,213,312 : 225,234,370.56 = 89,874,279.04 : x
  2. Step 2: Convert to fraction form
    163,213,312/225,234,370.56 = 89,874,279.04/x
  3. Step 3: Cross multiply
    163,213,312x = 225,234,370.56 × 89,874,279.04
  4. Step 4: Simplify right side
    163,213,312x = 20,242,776,669,108,204
  5. Step 5: Solve for x
    x = 20,242,776,669,108,204/163,213,312
  6. Step 6: Final answer
    x = 124,026,505.08

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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.