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Finding the Fourth Proportional to 69,545,756.70, 97,565,613.30 and 69,545,756.70

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Solution

The fourth proportional to 69,545,756.70, 97,565,613.30 and 69,545,756.70 is: 97,565,613.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,545,756.70 : 97,565,613.30 = 69,545,756.70 : x
  2. Step 2: Convert to fraction form
    69,545,756.70/97,565,613.30 = 69,545,756.70/x
  3. Step 3: Cross multiply
    69,545,756.70x = 97,565,613.30 × 69,545,756.70
  4. Step 4: Simplify right side
    69,545,756.70x = 6,785,274,404,848,084
  5. Step 5: Solve for x
    x = 6,785,274,404,848,084/69,545,756.70
  6. Step 6: Final answer
    x = 97,565,613.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.