Home / 267,775,666.86-401,725,778.51-83,533,209.83

Finding the Fourth Proportional to 267,775,666.86, 401,725,778.51 and 83,533,209.83

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Solution

The fourth proportional to 267,775,666.86, 401,725,778.51 and 83,533,209.83 is: 125,319,242.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,775,666.86 : 401,725,778.51 = 83,533,209.83 : x
  2. Step 2: Convert to fraction form
    267,775,666.86/401,725,778.51 = 83,533,209.83/x
  3. Step 3: Cross multiply
    267,775,666.86x = 401,725,778.51 × 83,533,209.83
  4. Step 4: Simplify right side
    267,775,666.86x = 33,557,443,750,102,608
  5. Step 5: Solve for x
    x = 33,557,443,750,102,608/267,775,666.86
  6. Step 6: Final answer
    x = 125,319,242.57

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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.