Home / 54,613,172.16-75,365,947.80-30,166,886.16

Finding the Fourth Proportional to 54,613,172.16, 75,365,947.80 and 30,166,886.16

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Solution

The fourth proportional to 54,613,172.16, 75,365,947.80 and 30,166,886.16 is: 41,630,175.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,613,172.16 : 75,365,947.80 = 30,166,886.16 : x
  2. Step 2: Convert to fraction form
    54,613,172.16/75,365,947.80 = 30,166,886.16/x
  3. Step 3: Cross multiply
    54,613,172.16x = 75,365,947.80 × 30,166,886.16
  4. Step 4: Simplify right side
    54,613,172.16x = 2,273,555,967,623,102.50
  5. Step 5: Solve for x
    x = 2,273,555,967,623,102.50/54,613,172.16
  6. Step 6: Final answer
    x = 41,630,175.98

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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.