Home / 121,400,534.70-182,100,802.05-108,645,950.70

Finding the Fourth Proportional to 121,400,534.70, 182,100,802.05 and 108,645,950.70

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Solution

The fourth proportional to 121,400,534.70, 182,100,802.05 and 108,645,950.70 is: 162,968,926.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,400,534.70 : 182,100,802.05 = 108,645,950.70 : x
  2. Step 2: Convert to fraction form
    121,400,534.70/182,100,802.05 = 108,645,950.70/x
  3. Step 3: Cross multiply
    121,400,534.70x = 182,100,802.05 × 108,645,950.70
  4. Step 4: Simplify right side
    121,400,534.70x = 19,784,514,761,954,760
  5. Step 5: Solve for x
    x = 19,784,514,761,954,760/121,400,534.70
  6. Step 6: Final answer
    x = 162,968,926.05

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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.