Home / 12,136,664,749.50-18,205,004,210.13-3,412,529,293.50

Finding the Fourth Proportional to 12,136,664,749.50, 18,205,004,210.13 and 3,412,529,293.50

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Solution

The fourth proportional to 12,136,664,749.50, 18,205,004,210.13 and 3,412,529,293.50 is: 5,118,795,932.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,136,664,749.50 : 18,205,004,210.13 = 3,412,529,293.50 : x
  2. Step 2: Convert to fraction form
    12,136,664,749.50/18,205,004,210.13 = 3,412,529,293.50/x
  3. Step 3: Cross multiply
    12,136,664,749.50x = 18,205,004,210.13 × 3,412,529,293.50
  4. Step 4: Simplify right side
    12,136,664,749.50x = 62,125,110,155,359,461,376
  5. Step 5: Solve for x
    x = 62,125,110,155,359,461,376/12,136,664,749.50
  6. Step 6: Final answer
    x = 5,118,795,932.62

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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.