Home / 119,584,056.19-165,025,996.20-64,579,912.69

Finding the Fourth Proportional to 119,584,056.19, 165,025,996.20 and 64,579,912.69

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Solution

The fourth proportional to 119,584,056.19, 165,025,996.20 and 64,579,912.69 is: 89,120,278.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,584,056.19 : 165,025,996.20 = 64,579,912.69 : x
  2. Step 2: Convert to fraction form
    119,584,056.19/165,025,996.20 = 64,579,912.69/x
  3. Step 3: Cross multiply
    119,584,056.19x = 165,025,996.20 × 64,579,912.69
  4. Step 4: Simplify right side
    119,584,056.19x = 10,657,364,426,176,270
  5. Step 5: Solve for x
    x = 10,657,364,426,176,270/119,584,056.19
  6. Step 6: Final answer
    x = 89,120,278.79

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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.