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Finding the Fourth Proportional to 8,943,696,145.80, 13,415,544,218.70 and 8,943,696,145.80

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Solution

The fourth proportional to 8,943,696,145.80, 13,415,544,218.70 and 8,943,696,145.80 is: 13,415,544,218.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943,696,145.80 : 13,415,544,218.70 = 8,943,696,145.80 : x
  2. Step 2: Convert to fraction form
    8,943,696,145.80/13,415,544,218.70 = 8,943,696,145.80/x
  3. Step 3: Cross multiply
    8,943,696,145.80x = 13,415,544,218.70 × 8,943,696,145.80
  4. Step 4: Simplify right side
    8,943,696,145.80x = 119,984,551,122,596,659,200
  5. Step 5: Solve for x
    x = 119,984,551,122,596,659,200/8,943,696,145.80
  6. Step 6: Final answer
    x = 13,415,544,218.70

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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.