Home / 92,012,148.40-137,900,999.40-48,902,004.40

Finding the Fourth Proportional to 92,012,148.40, 137,900,999.40 and 48,902,004.40

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Solution

The fourth proportional to 92,012,148.40, 137,900,999.40 and 48,902,004.40 is: 73,290,705.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,012,148.40 : 137,900,999.40 = 48,902,004.40 : x
  2. Step 2: Convert to fraction form
    92,012,148.40/137,900,999.40 = 48,902,004.40/x
  3. Step 3: Cross multiply
    92,012,148.40x = 137,900,999.40 × 48,902,004.40
  4. Step 4: Simplify right side
    92,012,148.40x = 6,743,635,279,423,197
  5. Step 5: Solve for x
    x = 6,743,635,279,423,197/92,012,148.40
  6. Step 6: Final answer
    x = 73,290,705.59

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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.