Home / 108,871,277.60-163,306,916.40-40,699,863.20

Finding the Fourth Proportional to 108,871,277.60, 163,306,916.40 and 40,699,863.20

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Solution

The fourth proportional to 108,871,277.60, 163,306,916.40 and 40,699,863.20 is: 61,049,794.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,871,277.60 : 163,306,916.40 = 40,699,863.20 : x
  2. Step 2: Convert to fraction form
    108,871,277.60/163,306,916.40 = 40,699,863.20/x
  3. Step 3: Cross multiply
    108,871,277.60x = 163,306,916.40 × 40,699,863.20
  4. Step 4: Simplify right side
    108,871,277.60x = 6,646,569,157,093,837
  5. Step 5: Solve for x
    x = 6,646,569,157,093,837/108,871,277.60
  6. Step 6: Final answer
    x = 61,049,794.80

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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.