Home / 66,739,610.70-100,109,416.05-23,657,460.30

Finding the Fourth Proportional to 66,739,610.70, 100,109,416.05 and 23,657,460.30

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Solution

The fourth proportional to 66,739,610.70, 100,109,416.05 and 23,657,460.30 is: 35,486,190.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,739,610.70 : 100,109,416.05 = 23,657,460.30 : x
  2. Step 2: Convert to fraction form
    66,739,610.70/100,109,416.05 = 23,657,460.30/x
  3. Step 3: Cross multiply
    66,739,610.70x = 100,109,416.05 × 23,657,460.30
  4. Step 4: Simplify right side
    66,739,610.70x = 2,368,334,535,859,058
  5. Step 5: Solve for x
    x = 2,368,334,535,859,058/66,739,610.70
  6. Step 6: Final answer
    x = 35,486,190.45

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1.5x scale

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.