Home / 12,136,664,745-18,205,004,203.38-3,412,529,289

Finding the Fourth Proportional to 12,136,664,745, 18,205,004,203.38 and 3,412,529,289

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Solution

The fourth proportional to 12,136,664,745, 18,205,004,203.38 and 3,412,529,289 is: 5,118,795,925.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,136,664,745 : 18,205,004,203.38 = 3,412,529,289 : x
  2. Step 2: Convert to fraction form
    12,136,664,745/18,205,004,203.38 = 3,412,529,289/x
  3. Step 3: Cross multiply
    12,136,664,745x = 18,205,004,203.38 × 3,412,529,289
  4. Step 4: Simplify right side
    12,136,664,745x = 62,125,110,050,402,369,536
  5. Step 5: Solve for x
    x = 62,125,110,050,402,369,536/12,136,664,745
  6. Step 6: Final answer
    x = 5,118,795,925.87

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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.