Home / 106,372,340.28-159,231,254.34-69,404,629.84

Finding the Fourth Proportional to 106,372,340.28, 159,231,254.34 and 69,404,629.84

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Solution

The fourth proportional to 106,372,340.28, 159,231,254.34 and 69,404,629.84 is: 103,893,420.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,372,340.28 : 159,231,254.34 = 69,404,629.84 : x
  2. Step 2: Convert to fraction form
    106,372,340.28/159,231,254.34 = 69,404,629.84/x
  3. Step 3: Cross multiply
    106,372,340.28x = 159,231,254.34 × 69,404,629.84
  4. Step 4: Simplify right side
    106,372,340.28x = 11,051,386,266,426,594
  5. Step 5: Solve for x
    x = 11,051,386,266,426,594/106,372,340.28
  6. Step 6: Final answer
    x = 103,893,420.39

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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.