Home / 13,484,745,039.88-20,186,817,623.34-8,156,732,975.56

Finding the Fourth Proportional to 13,484,745,039.88, 20,186,817,623.34 and 8,156,732,975.56

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Solution

The fourth proportional to 13,484,745,039.88, 20,186,817,623.34 and 8,156,732,975.56 is: 12,210,722,597.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484,745,039.88 : 20,186,817,623.34 = 8,156,732,975.56 : x
  2. Step 2: Convert to fraction form
    13,484,745,039.88/20,186,817,623.34 = 8,156,732,975.56/x
  3. Step 3: Cross multiply
    13,484,745,039.88x = 20,186,817,623.34 × 8,156,732,975.56
  4. Step 4: Simplify right side
    13,484,745,039.88x = 164,658,480,979,913,146,368
  5. Step 5: Solve for x
    x = 164,658,480,979,913,146,368/13,484,745,039.88
  6. Step 6: Final answer
    x = 12,210,722,597.49

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1.5x scale

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.