Home / 295,488,072.70-443,232,109.05-286,985,016.70

Finding the Fourth Proportional to 295,488,072.70, 443,232,109.05 and 286,985,016.70

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Solution

The fourth proportional to 295,488,072.70, 443,232,109.05 and 286,985,016.70 is: 430,477,525.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,488,072.70 : 443,232,109.05 = 286,985,016.70 : x
  2. Step 2: Convert to fraction form
    295,488,072.70/443,232,109.05 = 286,985,016.70/x
  3. Step 3: Cross multiply
    295,488,072.70x = 443,232,109.05 × 286,985,016.70
  4. Step 4: Simplify right side
    295,488,072.70x = 127,200,974,217,690,464
  5. Step 5: Solve for x
    x = 127,200,974,217,690,464/295,488,072.70
  6. Step 6: Final answer
    x = 430,477,525.05

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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.