Home / 105,589,009.35-158,395,471.53-94,739,641.32

Finding the Fourth Proportional to 105,589,009.35, 158,395,471.53 and 94,739,641.32

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Solution

The fourth proportional to 105,589,009.35, 158,395,471.53 and 94,739,641.32 is: 142,120,190.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,589,009.35 : 158,395,471.53 = 94,739,641.32 : x
  2. Step 2: Convert to fraction form
    105,589,009.35/158,395,471.53 = 94,739,641.32/x
  3. Step 3: Cross multiply
    105,589,009.35x = 158,395,471.53 × 94,739,641.32
  4. Step 4: Simplify right side
    105,589,009.35x = 15,006,330,159,464,470
  5. Step 5: Solve for x
    x = 15,006,330,159,464,470/105,589,009.35
  6. Step 6: Final answer
    x = 142,120,190.84

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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.