Home / 99,680,018.30-149,586,901.05-34,983,698.30

Finding the Fourth Proportional to 99,680,018.30, 149,586,901.05 and 34,983,698.30

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Solution

The fourth proportional to 99,680,018.30, 149,586,901.05 and 34,983,698.30 is: 52,499,017.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,680,018.30 : 149,586,901.05 = 34,983,698.30 : x
  2. Step 2: Convert to fraction form
    99,680,018.30/149,586,901.05 = 34,983,698.30/x
  3. Step 3: Cross multiply
    99,680,018.30x = 149,586,901.05 × 34,983,698.30
  4. Step 4: Simplify right side
    99,680,018.30x = 5,233,103,015,965,153
  5. Step 5: Solve for x
    x = 5,233,103,015,965,153/99,680,018.30
  6. Step 6: Final answer
    x = 52,499,017.41

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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.