Home / 167,832,005.20-251,748,007.80-122,482,373.20

Finding the Fourth Proportional to 167,832,005.20, 251,748,007.80 and 122,482,373.20

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Solution

The fourth proportional to 167,832,005.20, 251,748,007.80 and 122,482,373.20 is: 183,723,559.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,832,005.20 : 251,748,007.80 = 122,482,373.20 : x
  2. Step 2: Convert to fraction form
    167,832,005.20/251,748,007.80 = 122,482,373.20/x
  3. Step 3: Cross multiply
    167,832,005.20x = 251,748,007.80 × 122,482,373.20
  4. Step 4: Simplify right side
    167,832,005.20x = 30,834,693,443,716,112
  5. Step 5: Solve for x
    x = 30,834,693,443,716,112/167,832,005.20
  6. Step 6: Final answer
    x = 183,723,559.80

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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.