Home / 81,806,093.28-122,700,075.30-29,281,667.04

Finding the Fourth Proportional to 81,806,093.28, 122,700,075.30 and 29,281,667.04

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Solution

The fourth proportional to 81,806,093.28, 122,700,075.30 and 29,281,667.04 is: 43,919,255.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,806,093.28 : 122,700,075.30 = 29,281,667.04 : x
  2. Step 2: Convert to fraction form
    81,806,093.28/122,700,075.30 = 29,281,667.04/x
  3. Step 3: Cross multiply
    81,806,093.28x = 122,700,075.30 × 29,281,667.04
  4. Step 4: Simplify right side
    81,806,093.28x = 3,592,862,750,717,528
  5. Step 5: Solve for x
    x = 3,592,862,750,717,528/81,806,093.28
  6. Step 6: Final answer
    x = 43,919,255.97

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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.