Home / 85,545,161.64-118,026,530.46-52,471,423.08

Finding the Fourth Proportional to 85,545,161.64, 118,026,530.46 and 52,471,423.08

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Solution

The fourth proportional to 85,545,161.64, 118,026,530.46 and 52,471,423.08 is: 72,394,743.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,545,161.64 : 118,026,530.46 = 52,471,423.08 : x
  2. Step 2: Convert to fraction form
    85,545,161.64/118,026,530.46 = 52,471,423.08/x
  3. Step 3: Cross multiply
    85,545,161.64x = 118,026,530.46 × 52,471,423.08
  4. Step 4: Simplify right side
    85,545,161.64x = 6,193,020,014,431,166
  5. Step 5: Solve for x
    x = 6,193,020,014,431,166/85,545,161.64
  6. Step 6: Final answer
    x = 72,394,743.26

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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.