Home / 86,184,400.80-129,276,601.20-35,103,079.20

Finding the Fourth Proportional to 86,184,400.80, 129,276,601.20 and 35,103,079.20

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Solution

The fourth proportional to 86,184,400.80, 129,276,601.20 and 35,103,079.20 is: 52,654,618.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,184,400.80 : 129,276,601.20 = 35,103,079.20 : x
  2. Step 2: Convert to fraction form
    86,184,400.80/129,276,601.20 = 35,103,079.20/x
  3. Step 3: Cross multiply
    86,184,400.80x = 129,276,601.20 × 35,103,079.20
  4. Step 4: Simplify right side
    86,184,400.80x = 4,538,006,770,630,416
  5. Step 5: Solve for x
    x = 4,538,006,770,630,416/86,184,400.80
  6. Step 6: Final answer
    x = 52,654,618.80

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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.