Home / 101,495,223.20-140,063,543.88-55,085,477.78

Finding the Fourth Proportional to 101,495,223.20, 140,063,543.88 and 55,085,477.78

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Solution

The fourth proportional to 101,495,223.20, 140,063,543.88 and 55,085,477.78 is: 76,018,033.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,495,223.20 : 140,063,543.88 = 55,085,477.78 : x
  2. Step 2: Convert to fraction form
    101,495,223.20/140,063,543.88 = 55,085,477.78/x
  3. Step 3: Cross multiply
    101,495,223.20x = 140,063,543.88 × 55,085,477.78
  4. Step 4: Simplify right side
    101,495,223.20x = 7,715,467,234,189,795
  5. Step 5: Solve for x
    x = 7,715,467,234,189,795/101,495,223.20
  6. Step 6: Final answer
    x = 76,018,033.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.