Home / 171,859,443.38-257,782,173.95-42,463,795.04

Finding the Fourth Proportional to 171,859,443.38, 257,782,173.95 and 42,463,795.04

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Solution

The fourth proportional to 171,859,443.38, 257,782,173.95 and 42,463,795.04 is: 63,693,965.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,859,443.38 : 257,782,173.95 = 42,463,795.04 : x
  2. Step 2: Convert to fraction form
    171,859,443.38/257,782,173.95 = 42,463,795.04/x
  3. Step 3: Cross multiply
    171,859,443.38x = 257,782,173.95 × 42,463,795.04
  4. Step 4: Simplify right side
    171,859,443.38x = 10,946,409,398,289,514
  5. Step 5: Solve for x
    x = 10,946,409,398,289,514/171,859,443.38
  6. Step 6: Final answer
    x = 63,693,965.16

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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.