Home / 103,610,735.05-155,374,112.17-35,418,325.45

Finding the Fourth Proportional to 103,610,735.05, 155,374,112.17 and 35,418,325.45

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Solution

The fourth proportional to 103,610,735.05, 155,374,112.17 and 35,418,325.45 is: 53,113,134.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,610,735.05 : 155,374,112.17 = 35,418,325.45 : x
  2. Step 2: Convert to fraction form
    103,610,735.05/155,374,112.17 = 35,418,325.45/x
  3. Step 3: Cross multiply
    103,610,735.05x = 155,374,112.17 × 35,418,325.45
  4. Step 4: Simplify right side
    103,610,735.05x = 5,503,090,871,341,866
  5. Step 5: Solve for x
    x = 5,503,090,871,341,866/103,610,735.05
  6. Step 6: Final answer
    x = 53,113,134.16

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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.