Home / 303,349,605.80-455,155,494.43-163,126,168.91

Finding the Fourth Proportional to 303,349,605.80, 455,155,494.43 and 163,126,168.91

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Solution

The fourth proportional to 303,349,605.80, 455,155,494.43 and 163,126,168.91 is: 244,759,744.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,349,605.80 : 455,155,494.43 = 163,126,168.91 : x
  2. Step 2: Convert to fraction form
    303,349,605.80/455,155,494.43 = 163,126,168.91/x
  3. Step 3: Cross multiply
    303,349,605.80x = 455,155,494.43 × 163,126,168.91
  4. Step 4: Simplify right side
    303,349,605.80x = 74,247,772,066,613,472
  5. Step 5: Solve for x
    x = 74,247,772,066,613,472/303,349,605.80
  6. Step 6: Final answer
    x = 244,759,744.69

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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.