Home / 94,786,223.10-142,019,902.35-81,075,045.30

Finding the Fourth Proportional to 94,786,223.10, 142,019,902.35 and 81,075,045.30

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Solution

The fourth proportional to 94,786,223.10, 142,019,902.35 and 81,075,045.30 is: 121,476,198.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,786,223.10 : 142,019,902.35 = 81,075,045.30 : x
  2. Step 2: Convert to fraction form
    94,786,223.10/142,019,902.35 = 81,075,045.30/x
  3. Step 3: Cross multiply
    94,786,223.10x = 142,019,902.35 × 81,075,045.30
  4. Step 4: Simplify right side
    94,786,223.10x = 11,514,270,016,527,826
  5. Step 5: Solve for x
    x = 11,514,270,016,527,826/94,786,223.10
  6. Step 6: Final answer
    x = 121,476,198.12

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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.