Home / 527,141,855.94-791,070,012-216,305,667.24

Finding the Fourth Proportional to 527,141,855.94, 791,070,012 and 216,305,667.24

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Solution

The fourth proportional to 527,141,855.94, 791,070,012 and 216,305,667.24 is: 324,605,084.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,141,855.94 : 791,070,012 = 216,305,667.24 : x
  2. Step 2: Convert to fraction form
    527,141,855.94/791,070,012 = 216,305,667.24/x
  3. Step 3: Cross multiply
    527,141,855.94x = 791,070,012 × 216,305,667.24
  4. Step 4: Simplify right side
    527,141,855.94x = 171,112,926,779,214,816
  5. Step 5: Solve for x
    x = 171,112,926,779,214,816/527,141,855.94
  6. Step 6: Final answer
    x = 324,605,084.67

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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.