Home / 187,272,002.70-280,908,004.05-164,597,186.70

Finding the Fourth Proportional to 187,272,002.70, 280,908,004.05 and 164,597,186.70

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Solution

The fourth proportional to 187,272,002.70, 280,908,004.05 and 164,597,186.70 is: 246,895,780.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,272,002.70 : 280,908,004.05 = 164,597,186.70 : x
  2. Step 2: Convert to fraction form
    187,272,002.70/280,908,004.05 = 164,597,186.70/x
  3. Step 3: Cross multiply
    187,272,002.70x = 280,908,004.05 × 164,597,186.70
  4. Step 4: Simplify right side
    187,272,002.70x = 46,236,667,188,142,208
  5. Step 5: Solve for x
    x = 46,236,667,188,142,208/187,272,002.70
  6. Step 6: Final answer
    x = 246,895,780.05

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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.