Home / 201,854,284.71-278,559,034.93-109,034,833.56

Finding the Fourth Proportional to 201,854,284.71, 278,559,034.93 and 109,034,833.56

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Solution

The fourth proportional to 201,854,284.71, 278,559,034.93 and 109,034,833.56 is: 150,468,136.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,854,284.71 : 278,559,034.93 = 109,034,833.56 : x
  2. Step 2: Convert to fraction form
    201,854,284.71/278,559,034.93 = 109,034,833.56/x
  3. Step 3: Cross multiply
    201,854,284.71x = 278,559,034.93 × 109,034,833.56
  4. Step 4: Simplify right side
    201,854,284.71x = 30,372,638,010,226,776
  5. Step 5: Solve for x
    x = 30,372,638,010,226,776/201,854,284.71
  6. Step 6: Final answer
    x = 150,468,136.23

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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.