Home / 160,044,529.22-220,861,674.43-86,705,671.22

Finding the Fourth Proportional to 160,044,529.22, 220,861,674.43 and 86,705,671.22

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Solution

The fourth proportional to 160,044,529.22, 220,861,674.43 and 86,705,671.22 is: 119,653,947.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,044,529.22 : 220,861,674.43 = 86,705,671.22 : x
  2. Step 2: Convert to fraction form
    160,044,529.22/220,861,674.43 = 86,705,671.22/x
  3. Step 3: Cross multiply
    160,044,529.22x = 220,861,674.43 × 86,705,671.22
  4. Step 4: Simplify right side
    160,044,529.22x = 19,149,959,726,905,188
  5. Step 5: Solve for x
    x = 19,149,959,726,905,188/160,044,529.22
  6. Step 6: Final answer
    x = 119,653,947.69

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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.