Home / 162,775,125.30-244,446,123.15-86,247,621.30

Finding the Fourth Proportional to 162,775,125.30, 244,446,123.15 and 86,247,621.30

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Solution

The fourth proportional to 162,775,125.30, 244,446,123.15 and 86,247,621.30 is: 129,521,612.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,775,125.30 : 244,446,123.15 = 86,247,621.30 : x
  2. Step 2: Convert to fraction form
    162,775,125.30/244,446,123.15 = 86,247,621.30/x
  3. Step 3: Cross multiply
    162,775,125.30x = 244,446,123.15 × 86,247,621.30
  4. Step 4: Simplify right side
    162,775,125.30x = 21,082,896,657,694,364
  5. Step 5: Solve for x
    x = 21,082,896,657,694,364/162,775,125.30
  6. Step 6: Final answer
    x = 129,521,612.22

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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.