Home / 220,917,009.52-331,424,011.31-65,482,806.59

Finding the Fourth Proportional to 220,917,009.52, 331,424,011.31 and 65,482,806.59

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Solution

The fourth proportional to 220,917,009.52, 331,424,011.31 and 65,482,806.59 is: 98,238,585.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,917,009.52 : 331,424,011.31 = 65,482,806.59 : x
  2. Step 2: Convert to fraction form
    220,917,009.52/331,424,011.31 = 65,482,806.59/x
  3. Step 3: Cross multiply
    220,917,009.52x = 331,424,011.31 × 65,482,806.59
  4. Step 4: Simplify right side
    220,917,009.52x = 21,702,574,433,386,588
  5. Step 5: Solve for x
    x = 21,702,574,433,386,588/220,917,009.52
  6. Step 6: Final answer
    x = 98,238,585.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.