Home / 100,003,640.32-150,755,008.38-93,337,377.60

Finding the Fourth Proportional to 100,003,640.32, 150,755,008.38 and 93,337,377.60

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Solution

The fourth proportional to 100,003,640.32, 150,755,008.38 and 93,337,377.60 is: 140,705,649.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,003,640.32 : 150,755,008.38 = 93,337,377.60 : x
  2. Step 2: Convert to fraction form
    100,003,640.32/150,755,008.38 = 93,337,377.60/x
  3. Step 3: Cross multiply
    100,003,640.32x = 150,755,008.38 × 93,337,377.60
  4. Step 4: Simplify right side
    100,003,640.32x = 14,071,077,142,255,222
  5. Step 5: Solve for x
    x = 14,071,077,142,255,222/100,003,640.32
  6. Step 6: Final answer
    x = 140,705,649.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.