Home / 472,338,487.32-651,746,399.90-274,054,528.71

Finding the Fourth Proportional to 472,338,487.32, 651,746,399.90 and 274,054,528.71

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Solution

The fourth proportional to 472,338,487.32, 651,746,399.90 and 274,054,528.71 is: 378,148,419.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,338,487.32 : 651,746,399.90 = 274,054,528.71 : x
  2. Step 2: Convert to fraction form
    472,338,487.32/651,746,399.90 = 274,054,528.71/x
  3. Step 3: Cross multiply
    472,338,487.32x = 651,746,399.90 × 274,054,528.71
  4. Step 4: Simplify right side
    472,338,487.32x = 178,614,052,463,723,744
  5. Step 5: Solve for x
    x = 178,614,052,463,723,744/472,338,487.32
  6. Step 6: Final answer
    x = 378,148,419.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.