Home / 12,468,372,798.08-18,704,965,441.53-4,072,021,167.24

Finding the Fourth Proportional to 12,468,372,798.08, 18,704,965,441.53 and 4,072,021,167.24

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Solution

The fourth proportional to 12,468,372,798.08, 18,704,965,441.53 and 4,072,021,167.24 is: 6,108,817,601.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,468,372,798.08 : 18,704,965,441.53 = 4,072,021,167.24 : x
  2. Step 2: Convert to fraction form
    12,468,372,798.08/18,704,965,441.53 = 4,072,021,167.24/x
  3. Step 3: Cross multiply
    12,468,372,798.08x = 18,704,965,441.53 × 4,072,021,167.24
  4. Step 4: Simplify right side
    12,468,372,798.08x = 76,167,015,210,402,840,576
  5. Step 5: Solve for x
    x = 76,167,015,210,402,840,576/12,468,372,798.08
  6. Step 6: Final answer
    x = 6,108,817,601.45

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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.