Home / 88,705,405.80-133,058,108.70-87,511,012.20

Finding the Fourth Proportional to 88,705,405.80, 133,058,108.70 and 87,511,012.20

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Solution

The fourth proportional to 88,705,405.80, 133,058,108.70 and 87,511,012.20 is: 131,266,518.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,705,405.80 : 133,058,108.70 = 87,511,012.20 : x
  2. Step 2: Convert to fraction form
    88,705,405.80/133,058,108.70 = 87,511,012.20/x
  3. Step 3: Cross multiply
    88,705,405.80x = 133,058,108.70 × 87,511,012.20
  4. Step 4: Simplify right side
    88,705,405.80x = 11,644,049,773,754,626
  5. Step 5: Solve for x
    x = 11,644,049,773,754,626/88,705,405.80
  6. Step 6: Final answer
    x = 131,266,518.30

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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.