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Finding the Fourth Proportional to 36,305,430.40, 50,955,148.40 and 36,305,430.40

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Solution

The fourth proportional to 36,305,430.40, 50,955,148.40 and 36,305,430.40 is: 50,955,148.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,305,430.40 : 50,955,148.40 = 36,305,430.40 : x
  2. Step 2: Convert to fraction form
    36,305,430.40/50,955,148.40 = 36,305,430.40/x
  3. Step 3: Cross multiply
    36,305,430.40x = 50,955,148.40 × 36,305,430.40
  4. Step 4: Simplify right side
    36,305,430.40x = 1,849,948,593,757,871.25
  5. Step 5: Solve for x
    x = 1,849,948,593,757,871.25/36,305,430.40
  6. Step 6: Final answer
    x = 50,955,148.40

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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.