Home / 105,295,872.76-158,012,009.52-56,807,195.92

Finding the Fourth Proportional to 105,295,872.76, 158,012,009.52 and 56,807,195.92

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Solution

The fourth proportional to 105,295,872.76, 158,012,009.52 and 56,807,195.92 is: 85,247,588.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,295,872.76 : 158,012,009.52 = 56,807,195.92 : x
  2. Step 2: Convert to fraction form
    105,295,872.76/158,012,009.52 = 56,807,195.92/x
  3. Step 3: Cross multiply
    105,295,872.76x = 158,012,009.52 × 56,807,195.92
  4. Step 4: Simplify right side
    105,295,872.76x = 8,976,219,182,515,546
  5. Step 5: Solve for x
    x = 8,976,219,182,515,546/105,295,872.76
  6. Step 6: Final answer
    x = 85,247,588.03

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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.