Home / 81,909,646.52-113,034,640.32-44,739,950.48

Finding the Fourth Proportional to 81,909,646.52, 113,034,640.32 and 44,739,950.48

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Solution

The fourth proportional to 81,909,646.52, 113,034,640.32 and 44,739,950.48 is: 61,740,764.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,909,646.52 : 113,034,640.32 = 44,739,950.48 : x
  2. Step 2: Convert to fraction form
    81,909,646.52/113,034,640.32 = 44,739,950.48/x
  3. Step 3: Cross multiply
    81,909,646.52x = 113,034,640.32 × 44,739,950.48
  4. Step 4: Simplify right side
    81,909,646.52x = 5,057,164,210,441,411
  5. Step 5: Solve for x
    x = 5,057,164,210,441,411/81,909,646.52
  6. Step 6: Final answer
    x = 61,740,764.68

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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.