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Finding the Fourth Proportional to 69,996,350.40, 97,768,142.40 and 69,996,350.40

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Solution

The fourth proportional to 69,996,350.40, 97,768,142.40 and 69,996,350.40 is: 97,768,142.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,996,350.40 : 97,768,142.40 = 69,996,350.40 : x
  2. Step 2: Convert to fraction form
    69,996,350.40/97,768,142.40 = 69,996,350.40/x
  3. Step 3: Cross multiply
    69,996,350.40x = 97,768,142.40 × 69,996,350.40
  4. Step 4: Simplify right side
    69,996,350.40x = 6,843,413,153,387,498
  5. Step 5: Solve for x
    x = 6,843,413,153,387,498/69,996,350.40
  6. Step 6: Final answer
    x = 97,768,142.40

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1.5x scale

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.