Home / 163,350,219,188.78-225,423,519,635.29-90,104,797,669.19

Finding the Fourth Proportional to 163,350,219,188.78, 225,423,519,635.29 and 90,104,797,669.19

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Solution

The fourth proportional to 163,350,219,188.78, 225,423,519,635.29 and 90,104,797,669.19 is: 124,344,740,567.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,350,219,188.78 : 225,423,519,635.29 = 90,104,797,669.19 : x
  2. Step 2: Convert to fraction form
    163,350,219,188.78/225,423,519,635.29 = 90,104,797,669.19/x
  3. Step 3: Cross multiply
    163,350,219,188.78x = 225,423,519,635.29 × 90,104,797,669.19
  4. Step 4: Simplify right side
    163,350,219,188.78x = 20,311,740,626,613,355,675,648
  5. Step 5: Solve for x
    x = 20,311,740,626,613,355,675,648/163,350,219,188.78
  6. Step 6: Final answer
    x = 124,344,740,567.13

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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.