Home / 187,456,798.47-281,203,678.26-64,618,944.29

Finding the Fourth Proportional to 187,456,798.47, 281,203,678.26 and 64,618,944.29

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Solution

The fourth proportional to 187,456,798.47, 281,203,678.26 and 64,618,944.29 is: 96,934,786.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,456,798.47 : 281,203,678.26 = 64,618,944.29 : x
  2. Step 2: Convert to fraction form
    187,456,798.47/281,203,678.26 = 64,618,944.29/x
  3. Step 3: Cross multiply
    187,456,798.47x = 281,203,678.26 × 64,618,944.29
  4. Step 4: Simplify right side
    187,456,798.47x = 18,171,084,818,220,004
  5. Step 5: Solve for x
    x = 18,171,084,818,220,004/187,456,798.47
  6. Step 6: Final answer
    x = 96,934,786.93

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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.