Home / 85,751,416.61-128,626,870.41-24,340,627.30

Finding the Fourth Proportional to 85,751,416.61, 128,626,870.41 and 24,340,627.30

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Solution

The fourth proportional to 85,751,416.61, 128,626,870.41 and 24,340,627.30 is: 36,510,868.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,751,416.61 : 128,626,870.41 = 24,340,627.30 : x
  2. Step 2: Convert to fraction form
    85,751,416.61/128,626,870.41 = 24,340,627.30/x
  3. Step 3: Cross multiply
    85,751,416.61x = 128,626,870.41 × 24,340,627.30
  4. Step 4: Simplify right side
    85,751,416.61x = 3,130,858,713,041,514.50
  5. Step 5: Solve for x
    x = 3,130,858,713,041,514.50/85,751,416.61
  6. Step 6: Final answer
    x = 36,510,868.71

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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.