Home / 400,385,054.16-552,589,382.80-224,184,404.60

Finding the Fourth Proportional to 400,385,054.16, 552,589,382.80 and 224,184,404.60

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Solution

The fourth proportional to 400,385,054.16, 552,589,382.80 and 224,184,404.60 is: 309,406,958.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,385,054.16 : 552,589,382.80 = 224,184,404.60 : x
  2. Step 2: Convert to fraction form
    400,385,054.16/552,589,382.80 = 224,184,404.60/x
  3. Step 3: Cross multiply
    400,385,054.16x = 552,589,382.80 × 224,184,404.60
  4. Step 4: Simplify right side
    400,385,054.16x = 123,881,921,771,299,472
  5. Step 5: Solve for x
    x = 123,881,921,771,299,472/400,385,054.16
  6. Step 6: Final answer
    x = 309,406,958.34

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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.