Home / 1,387,167,399.09-2,079,294,550.16-466,724,184.21

Finding the Fourth Proportional to 1,387,167,399.09, 2,079,294,550.16 and 466,724,184.21

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Solution

The fourth proportional to 1,387,167,399.09, 2,079,294,550.16 and 466,724,184.21 is: 699,596,208.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,387,167,399.09 : 2,079,294,550.16 = 466,724,184.21 : x
  2. Step 2: Convert to fraction form
    1,387,167,399.09/2,079,294,550.16 = 466,724,184.21/x
  3. Step 3: Cross multiply
    1,387,167,399.09x = 2,079,294,550.16 × 466,724,184.21
  4. Step 4: Simplify right side
    1,387,167,399.09x = 970,457,052,653,391,232
  5. Step 5: Solve for x
    x = 970,457,052,653,391,232/1,387,167,399.09
  6. Step 6: Final answer
    x = 699,596,208.28

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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.