Home / 85,885,774.04-128,909,372.70-44,974,572.68

Finding the Fourth Proportional to 85,885,774.04, 128,909,372.70 and 44,974,572.68

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Solution

The fourth proportional to 85,885,774.04, 128,909,372.70 and 44,974,572.68 is: 67,504,124.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,885,774.04 : 128,909,372.70 = 44,974,572.68 : x
  2. Step 2: Convert to fraction form
    85,885,774.04/128,909,372.70 = 44,974,572.68/x
  3. Step 3: Cross multiply
    85,885,774.04x = 128,909,372.70 × 44,974,572.68
  4. Step 4: Simplify right side
    85,885,774.04x = 5,797,643,951,629,358
  5. Step 5: Solve for x
    x = 5,797,643,951,629,358/85,885,774.04
  6. Step 6: Final answer
    x = 67,504,124.13

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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.