Home / 85,374,866.19-128,065,842.22-24,790,592.19

Finding the Fourth Proportional to 85,374,866.19, 128,065,842.22 and 24,790,592.19

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Solution

The fourth proportional to 85,374,866.19, 128,065,842.22 and 24,790,592.19 is: 37,186,917.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,374,866.19 : 128,065,842.22 = 24,790,592.19 : x
  2. Step 2: Convert to fraction form
    85,374,866.19/128,065,842.22 = 24,790,592.19/x
  3. Step 3: Cross multiply
    85,374,866.19x = 128,065,842.22 × 24,790,592.19
  4. Step 4: Simplify right side
    85,374,866.19x = 3,174,828,067,944,904.50
  5. Step 5: Solve for x
    x = 3,174,828,067,944,904.50/85,374,866.19
  6. Step 6: Final answer
    x = 37,186,917.06

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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.