Home / 105,997,932.15-158,996,953.67-33,220,381.02

Finding the Fourth Proportional to 105,997,932.15, 158,996,953.67 and 33,220,381.02

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Solution

The fourth proportional to 105,997,932.15, 158,996,953.67 and 33,220,381.02 is: 49,830,588.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,997,932.15 : 158,996,953.67 = 33,220,381.02 : x
  2. Step 2: Convert to fraction form
    105,997,932.15/158,996,953.67 = 33,220,381.02/x
  3. Step 3: Cross multiply
    105,997,932.15x = 158,996,953.67 × 33,220,381.02
  4. Step 4: Simplify right side
    105,997,932.15x = 5,281,939,381,770,585
  5. Step 5: Solve for x
    x = 5,281,939,381,770,585/105,997,932.15
  6. Step 6: Final answer
    x = 49,830,588.91

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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.