Home / 162,775,125.80-244,446,123.90-86,247,621.80

Finding the Fourth Proportional to 162,775,125.80, 244,446,123.90 and 86,247,621.80

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Solution

The fourth proportional to 162,775,125.80, 244,446,123.90 and 86,247,621.80 is: 129,521,612.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,775,125.80 : 244,446,123.90 = 86,247,621.80 : x
  2. Step 2: Convert to fraction form
    162,775,125.80/244,446,123.90 = 86,247,621.80/x
  3. Step 3: Cross multiply
    162,775,125.80x = 244,446,123.90 × 86,247,621.80
  4. Step 4: Simplify right side
    162,775,125.80x = 21,082,896,844,603,140
  5. Step 5: Solve for x
    x = 21,082,896,844,603,140/162,775,125.80
  6. Step 6: Final answer
    x = 129,521,612.97

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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.