Home / 112,749,775.48-155,600,788.43-63,206,063.70

Finding the Fourth Proportional to 112,749,775.48, 155,600,788.43 and 63,206,063.70

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Solution

The fourth proportional to 112,749,775.48, 155,600,788.43 and 63,206,063.70 is: 87,227,786.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,749,775.48 : 155,600,788.43 = 63,206,063.70 : x
  2. Step 2: Convert to fraction form
    112,749,775.48/155,600,788.43 = 63,206,063.70/x
  3. Step 3: Cross multiply
    112,749,775.48x = 155,600,788.43 × 63,206,063.70
  4. Step 4: Simplify right side
    112,749,775.48x = 9,834,913,344,352,360
  5. Step 5: Solve for x
    x = 9,834,913,344,352,360/112,749,775.48
  6. Step 6: Final answer
    x = 87,227,786.51

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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.