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Finding the Fourth Proportional to 57,703,085,133.90, 86,554,627,700.85 and 57,703,085,133.90

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Solution

The fourth proportional to 57,703,085,133.90, 86,554,627,700.85 and 57,703,085,133.90 is: 86,554,627,700.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,703,085,133.90 : 86,554,627,700.85 = 57,703,085,133.90 : x
  2. Step 2: Convert to fraction form
    57,703,085,133.90/86,554,627,700.85 = 57,703,085,133.90/x
  3. Step 3: Cross multiply
    57,703,085,133.90x = 86,554,627,700.85 × 57,703,085,133.90
  4. Step 4: Simplify right side
    57,703,085,133.90x = 4,994,469,050,955,166,908,416
  5. Step 5: Solve for x
    x = 4,994,469,050,955,166,908,416/57,703,085,133.90
  6. Step 6: Final answer
    x = 86,554,627,700.85

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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.