Home / 53,298,169.30-73,551,980.40-31,272,043.42

Finding the Fourth Proportional to 53,298,169.30, 73,551,980.40 and 31,272,043.42

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Solution

The fourth proportional to 53,298,169.30, 73,551,980.40 and 31,272,043.42 is: 43,155,717.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,298,169.30 : 73,551,980.40 = 31,272,043.42 : x
  2. Step 2: Convert to fraction form
    53,298,169.30/73,551,980.40 = 31,272,043.42/x
  3. Step 3: Cross multiply
    53,298,169.30x = 73,551,980.40 × 31,272,043.42
  4. Step 4: Simplify right side
    53,298,169.30x = 2,300,120,724,695,789.50
  5. Step 5: Solve for x
    x = 2,300,120,724,695,789.50/53,298,169.30
  6. Step 6: Final answer
    x = 43,155,717.26

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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.