Home / 289,055,046-433,667,742.12-116,443,035.12

Finding the Fourth Proportional to 289,055,046, 433,667,742.12 and 116,443,035.12

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Solution

The fourth proportional to 289,055,046, 433,667,742.12 and 116,443,035.12 is: 174,698,863.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,055,046 : 433,667,742.12 = 116,443,035.12 : x
  2. Step 2: Convert to fraction form
    289,055,046/433,667,742.12 = 116,443,035.12/x
  3. Step 3: Cross multiply
    289,055,046x = 433,667,742.12 × 116,443,035.12
  4. Step 4: Simplify right side
    289,055,046x = 50,497,588,126,090,264
  5. Step 5: Solve for x
    x = 50,497,588,126,090,264/289,055,046
  6. Step 6: Final answer
    x = 174,698,863.85

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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.