Home / 213,997,118.40-295,406,426.88-144,476,665.92

Finding the Fourth Proportional to 213,997,118.40, 295,406,426.88 and 144,476,665.92

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Solution

The fourth proportional to 213,997,118.40, 295,406,426.88 and 144,476,665.92 is: 199,438,833.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,997,118.40 : 295,406,426.88 = 144,476,665.92 : x
  2. Step 2: Convert to fraction form
    213,997,118.40/295,406,426.88 = 144,476,665.92/x
  3. Step 3: Cross multiply
    213,997,118.40x = 295,406,426.88 × 144,476,665.92
  4. Step 4: Simplify right side
    213,997,118.40x = 42,679,335,646,962,664
  5. Step 5: Solve for x
    x = 42,679,335,646,962,664/213,997,118.40
  6. Step 6: Final answer
    x = 199,438,833.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.