Home / 12,166,454,217.65-16,789,484,598.86-6,740,970,039.81

Finding the Fourth Proportional to 12,166,454,217.65, 16,789,484,598.86 and 6,740,970,039.81

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Solution

The fourth proportional to 12,166,454,217.65, 16,789,484,598.86 and 6,740,970,039.81 is: 9,302,415,530.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,166,454,217.65 : 16,789,484,598.86 = 6,740,970,039.81 : x
  2. Step 2: Convert to fraction form
    12,166,454,217.65/16,789,484,598.86 = 6,740,970,039.81/x
  3. Step 3: Cross multiply
    12,166,454,217.65x = 16,789,484,598.86 × 6,740,970,039.81
  4. Step 4: Simplify right side
    12,166,454,217.65x = 113,177,412,664,786,911,232
  5. Step 5: Solve for x
    x = 113,177,412,664,786,911,232/12,166,454,217.65
  6. Step 6: Final answer
    x = 9,302,415,530.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.