Home / 167,055,105.12-230,537,618.64-93,717,821.76

Finding the Fourth Proportional to 167,055,105.12, 230,537,618.64 and 93,717,821.76

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Solution

The fourth proportional to 167,055,105.12, 230,537,618.64 and 93,717,821.76 is: 129,331,476.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,055,105.12 : 230,537,618.64 = 93,717,821.76 : x
  2. Step 2: Convert to fraction form
    167,055,105.12/230,537,618.64 = 93,717,821.76/x
  3. Step 3: Cross multiply
    167,055,105.12x = 230,537,618.64 × 93,717,821.76
  4. Step 4: Simplify right side
    167,055,105.12x = 21,605,483,452,678,372
  5. Step 5: Solve for x
    x = 21,605,483,452,678,372/167,055,105.12
  6. Step 6: Final answer
    x = 129,331,476.80

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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.