Home / 161,336,485.20-242,004,727.80-40,167,937.20

Finding the Fourth Proportional to 161,336,485.20, 242,004,727.80 and 40,167,937.20

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Solution

The fourth proportional to 161,336,485.20, 242,004,727.80 and 40,167,937.20 is: 60,251,905.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,336,485.20 : 242,004,727.80 = 40,167,937.20 : x
  2. Step 2: Convert to fraction form
    161,336,485.20/242,004,727.80 = 40,167,937.20/x
  3. Step 3: Cross multiply
    161,336,485.20x = 242,004,727.80 × 40,167,937.20
  4. Step 4: Simplify right side
    161,336,485.20x = 9,720,830,708,373,496
  5. Step 5: Solve for x
    x = 9,720,830,708,373,496/161,336,485.20
  6. Step 6: Final answer
    x = 60,251,905.80

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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.