Home / 51,019,796,425.40-76,529,694,638.10-13,758,554,727.80

Finding the Fourth Proportional to 51,019,796,425.40, 76,529,694,638.10 and 13,758,554,727.80

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Solution

The fourth proportional to 51,019,796,425.40, 76,529,694,638.10 and 13,758,554,727.80 is: 20,637,832,091.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,019,796,425.40 : 76,529,694,638.10 = 13,758,554,727.80 : x
  2. Step 2: Convert to fraction form
    51,019,796,425.40/76,529,694,638.10 = 13,758,554,727.80/x
  3. Step 3: Cross multiply
    51,019,796,425.40x = 76,529,694,638.10 × 13,758,554,727.80
  4. Step 4: Simplify right side
    51,019,796,425.40x = 1,052,937,991,980,121,063,424
  5. Step 5: Solve for x
    x = 1,052,937,991,980,121,063,424/51,019,796,425.40
  6. Step 6: Final answer
    x = 20,637,832,091.70

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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.