Home / 167,326,987.80-230,916,850.38-92,990,681.76

Finding the Fourth Proportional to 167,326,987.80, 230,916,850.38 and 92,990,681.76

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Solution

The fourth proportional to 167,326,987.80, 230,916,850.38 and 92,990,681.76 is: 128,330,257.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,326,987.80 : 230,916,850.38 = 92,990,681.76 : x
  2. Step 2: Convert to fraction form
    167,326,987.80/230,916,850.38 = 92,990,681.76/x
  3. Step 3: Cross multiply
    167,326,987.80x = 230,916,850.38 × 92,990,681.76
  4. Step 4: Simplify right side
    167,326,987.80x = 21,473,115,346,708,116
  5. Step 5: Solve for x
    x = 21,473,115,346,708,116/167,326,987.80
  6. Step 6: Final answer
    x = 128,330,257.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.