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Finding the Fourth Proportional to 35,291,857.40, 52,825,811.70 and 35,291,857.40

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Solution

The fourth proportional to 35,291,857.40, 52,825,811.70 and 35,291,857.40 is: 52,825,811.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,291,857.40 : 52,825,811.70 = 35,291,857.40 : x
  2. Step 2: Convert to fraction form
    35,291,857.40/52,825,811.70 = 35,291,857.40/x
  3. Step 3: Cross multiply
    35,291,857.40x = 52,825,811.70 × 35,291,857.40
  4. Step 4: Simplify right side
    35,291,857.40x = 1,864,321,013,555,651.50
  5. Step 5: Solve for x
    x = 1,864,321,013,555,651.50/35,291,857.40
  6. Step 6: Final answer
    x = 52,825,811.70

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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.