Home / 13,197,545,200.80-19,819,276,052.40-6,998,817,376.80

Finding the Fourth Proportional to 13,197,545,200.80, 19,819,276,052.40 and 6,998,817,376.80

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Solution

The fourth proportional to 13,197,545,200.80, 19,819,276,052.40 and 6,998,817,376.80 is: 10,510,401,102.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,197,545,200.80 : 19,819,276,052.40 = 6,998,817,376.80 : x
  2. Step 2: Convert to fraction form
    13,197,545,200.80/19,819,276,052.40 = 6,998,817,376.80/x
  3. Step 3: Cross multiply
    13,197,545,200.80x = 19,819,276,052.40 × 6,998,817,376.80
  4. Step 4: Simplify right side
    13,197,545,200.80x = 138,711,493,631,133,237,248
  5. Step 5: Solve for x
    x = 138,711,493,631,133,237,248/13,197,545,200.80
  6. Step 6: Final answer
    x = 10,510,401,102.68

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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.