Home / 81,823,419.76-112,918,710.91-44,656,085.42

Finding the Fourth Proportional to 81,823,419.76, 112,918,710.91 and 44,656,085.42

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Solution

The fourth proportional to 81,823,419.76, 112,918,710.91 and 44,656,085.42 is: 61,626,703.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,823,419.76 : 112,918,710.91 = 44,656,085.42 : x
  2. Step 2: Convert to fraction form
    81,823,419.76/112,918,710.91 = 44,656,085.42/x
  3. Step 3: Cross multiply
    81,823,419.76x = 112,918,710.91 × 44,656,085.42
  4. Step 4: Simplify right side
    81,823,419.76x = 5,042,507,599,237,012
  5. Step 5: Solve for x
    x = 5,042,507,599,237,012/81,823,419.76
  6. Step 6: Final answer
    x = 61,626,703.14

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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.