Home / 106,416,350.45-159,547,916.51-65,391,028.95

Finding the Fourth Proportional to 106,416,350.45, 159,547,916.51 and 65,391,028.95

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Solution

The fourth proportional to 106,416,350.45, 159,547,916.51 and 65,391,028.95 is: 98,039,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,416,350.45 : 159,547,916.51 = 65,391,028.95 : x
  2. Step 2: Convert to fraction form
    106,416,350.45/159,547,916.51 = 65,391,028.95/x
  3. Step 3: Cross multiply
    106,416,350.45x = 159,547,916.51 × 65,391,028.95
  4. Step 4: Simplify right side
    106,416,350.45x = 10,433,002,427,090,638
  5. Step 5: Solve for x
    x = 10,433,002,427,090,638/106,416,350.45
  6. Step 6: Final answer
    x = 98,039,468.40

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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.