Home / 263,380,368.11-363,447,862.76-144,302,797.14

Finding the Fourth Proportional to 263,380,368.11, 363,447,862.76 and 144,302,797.14

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Solution

The fourth proportional to 263,380,368.11, 363,447,862.76 and 144,302,797.14 is: 199,128,521.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,380,368.11 : 363,447,862.76 = 144,302,797.14 : x
  2. Step 2: Convert to fraction form
    263,380,368.11/363,447,862.76 = 144,302,797.14/x
  3. Step 3: Cross multiply
    263,380,368.11x = 363,447,862.76 × 144,302,797.14
  4. Step 4: Simplify right side
    263,380,368.11x = 52,446,543,209,820,664
  5. Step 5: Solve for x
    x = 52,446,543,209,820,664/263,380,368.11
  6. Step 6: Final answer
    x = 199,128,521.18

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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.