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Finding the Fourth Proportional to 65,204,492.60, 97,806,738.90 and 46,072,616.60

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Solution

The fourth proportional to 65,204,492.60, 97,806,738.90 and 46,072,616.60 is: 69,108,924.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,204,492.60 : 97,806,738.90 = 46,072,616.60 : x
  2. Step 2: Convert to fraction form
    65,204,492.60/97,806,738.90 = 46,072,616.60/x
  3. Step 3: Cross multiply
    65,204,492.60x = 97,806,738.90 × 46,072,616.60
  4. Step 4: Simplify right side
    65,204,492.60x = 4,506,212,382,236,006
  5. Step 5: Solve for x
    x = 4,506,212,382,236,006/65,204,492.60
  6. Step 6: Final answer
    x = 69,108,924.90

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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.