Home / 65,610,167.80-98,415,251.70-40,100,999.80

Finding the Fourth Proportional to 65,610,167.80, 98,415,251.70 and 40,100,999.80

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Solution

The fourth proportional to 65,610,167.80, 98,415,251.70 and 40,100,999.80 is: 60,151,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,610,167.80 : 98,415,251.70 = 40,100,999.80 : x
  2. Step 2: Convert to fraction form
    65,610,167.80/98,415,251.70 = 40,100,999.80/x
  3. Step 3: Cross multiply
    65,610,167.80x = 98,415,251.70 × 40,100,999.80
  4. Step 4: Simplify right side
    65,610,167.80x = 3,946,549,988,738,649.50
  5. Step 5: Solve for x
    x = 3,946,549,988,738,649.50/65,610,167.80
  6. Step 6: Final answer
    x = 60,151,499.70

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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.