Home / 39,351,854,985.18-58,980,357,672.57-18,074,942,940.30

Finding the Fourth Proportional to 39,351,854,985.18, 58,980,357,672.57 and 18,074,942,940.30

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Solution

The fourth proportional to 39,351,854,985.18, 58,980,357,672.57 and 18,074,942,940.30 is: 27,090,631,431.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,351,854,985.18 : 58,980,357,672.57 = 18,074,942,940.30 : x
  2. Step 2: Convert to fraction form
    39,351,854,985.18/58,980,357,672.57 = 18,074,942,940.30/x
  3. Step 3: Cross multiply
    39,351,854,985.18x = 58,980,357,672.57 × 18,074,942,940.30
  4. Step 4: Simplify right side
    39,351,854,985.18x = 1,066,066,599,530,187,980,800
  5. Step 5: Solve for x
    x = 1,066,066,599,530,187,980,800/39,351,854,985.18
  6. Step 6: Final answer
    x = 27,090,631,431.01

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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.