Home / 100,997,438.10-151,502,557.44-42,694,250.06

Finding the Fourth Proportional to 100,997,438.10, 151,502,557.44 and 42,694,250.06

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Solution

The fourth proportional to 100,997,438.10, 151,502,557.44 and 42,694,250.06 is: 64,044,080.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,997,438.10 : 151,502,557.44 = 42,694,250.06 : x
  2. Step 2: Convert to fraction form
    100,997,438.10/151,502,557.44 = 42,694,250.06/x
  3. Step 3: Cross multiply
    100,997,438.10x = 151,502,557.44 × 42,694,250.06
  4. Step 4: Simplify right side
    100,997,438.10x = 6,468,288,071,315,361
  5. Step 5: Solve for x
    x = 6,468,288,071,315,361/100,997,438.10
  6. Step 6: Final answer
    x = 64,044,080.65

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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.