Home / 179,643,886.70-269,349,974.26-70,480,090.31

Finding the Fourth Proportional to 179,643,886.70, 269,349,974.26 and 70,480,090.31

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Solution

The fourth proportional to 179,643,886.70, 269,349,974.26 and 70,480,090.31 is: 105,674,681.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,643,886.70 : 269,349,974.26 = 70,480,090.31 : x
  2. Step 2: Convert to fraction form
    179,643,886.70/269,349,974.26 = 70,480,090.31/x
  3. Step 3: Cross multiply
    179,643,886.70x = 269,349,974.26 × 70,480,090.31
  4. Step 4: Simplify right side
    179,643,886.70x = 18,983,810,509,318,028
  5. Step 5: Solve for x
    x = 18,983,810,509,318,028/179,643,886.70
  6. Step 6: Final answer
    x = 105,674,681.50

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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.