Home / 171,338,302.13-257,031,856.47-53,173,272.29

Finding the Fourth Proportional to 171,338,302.13, 257,031,856.47 and 53,173,272.29

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Solution

The fourth proportional to 171,338,302.13, 257,031,856.47 and 53,173,272.29 is: 79,767,481.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,338,302.13 : 257,031,856.47 = 53,173,272.29 : x
  2. Step 2: Convert to fraction form
    171,338,302.13/257,031,856.47 = 53,173,272.29/x
  3. Step 3: Cross multiply
    171,338,302.13x = 257,031,856.47 × 53,173,272.29
  4. Step 4: Simplify right side
    171,338,302.13x = 13,667,224,891,283,508
  5. Step 5: Solve for x
    x = 13,667,224,891,283,508/171,338,302.13
  6. Step 6: Final answer
    x = 79,767,481.77

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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.