Home / 328,947,555.44-493,422,501.72-83,304,122.96

Finding the Fourth Proportional to 328,947,555.44, 493,422,501.72 and 83,304,122.96

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Solution

The fourth proportional to 328,947,555.44, 493,422,501.72 and 83,304,122.96 is: 124,956,480.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,947,555.44 : 493,422,501.72 = 83,304,122.96 : x
  2. Step 2: Convert to fraction form
    328,947,555.44/493,422,501.72 = 83,304,122.96/x
  3. Step 3: Cross multiply
    328,947,555.44x = 493,422,501.72 × 83,304,122.96
  4. Step 4: Simplify right side
    328,947,555.44x = 41,104,128,754,513,688
  5. Step 5: Solve for x
    x = 41,104,128,754,513,688/328,947,555.44
  6. Step 6: Final answer
    x = 124,956,480.37

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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.