Home / 267,406,081.12-401,144,815.76-105,810,225.76

Finding the Fourth Proportional to 267,406,081.12, 401,144,815.76 and 105,810,225.76

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Solution

The fourth proportional to 267,406,081.12, 401,144,815.76 and 105,810,225.76 is: 158,729,462.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,406,081.12 : 401,144,815.76 = 105,810,225.76 : x
  2. Step 2: Convert to fraction form
    267,406,081.12/401,144,815.76 = 105,810,225.76/x
  3. Step 3: Cross multiply
    267,406,081.12x = 401,144,815.76 × 105,810,225.76
  4. Step 4: Simplify right side
    267,406,081.12x = 42,445,223,518,019,208
  5. Step 5: Solve for x
    x = 42,445,223,518,019,208/267,406,081.12
  6. Step 6: Final answer
    x = 158,729,462.47

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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.