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Finding the Fourth Proportional to 65,204,563.60, 97,806,845.40 and 46,072,687.60

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Solution

The fourth proportional to 65,204,563.60, 97,806,845.40 and 46,072,687.60 is: 69,109,031.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,204,563.60 : 97,806,845.40 = 46,072,687.60 : x
  2. Step 2: Convert to fraction form
    65,204,563.60/97,806,845.40 = 46,072,687.60/x
  3. Step 3: Cross multiply
    65,204,563.60x = 97,806,845.40 × 46,072,687.60
  4. Step 4: Simplify right side
    65,204,563.60x = 4,506,224,233,255,697
  5. Step 5: Solve for x
    x = 4,506,224,233,255,697/65,204,563.60
  6. Step 6: Final answer
    x = 69,109,031.40

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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.