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Finding the Fourth Proportional to 59,794,816.40, 83,769,430 and 59,794,816.40

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Solution

The fourth proportional to 59,794,816.40, 83,769,430 and 59,794,816.40 is: 83,769,430

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,794,816.40 : 83,769,430 = 59,794,816.40 : x
  2. Step 2: Convert to fraction form
    59,794,816.40/83,769,430 = 59,794,816.40/x
  3. Step 3: Cross multiply
    59,794,816.40x = 83,769,430 × 59,794,816.40
  4. Step 4: Simplify right side
    59,794,816.40x = 5,008,977,686,782,652
  5. Step 5: Solve for x
    x = 5,008,977,686,782,652/59,794,816.40
  6. Step 6: Final answer
    x = 83,769,430

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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.