Home / 308,656,806.12-425,947,001.22-183,234,159.18

Finding the Fourth Proportional to 308,656,806.12, 425,947,001.22 and 183,234,159.18

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Solution

The fourth proportional to 308,656,806.12, 425,947,001.22 and 183,234,159.18 is: 252,863,501.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,656,806.12 : 425,947,001.22 = 183,234,159.18 : x
  2. Step 2: Convert to fraction form
    308,656,806.12/425,947,001.22 = 183,234,159.18/x
  3. Step 3: Cross multiply
    308,656,806.12x = 425,947,001.22 × 183,234,159.18
  4. Step 4: Simplify right side
    308,656,806.12x = 78,048,040,623,789,136
  5. Step 5: Solve for x
    x = 78,048,040,623,789,136/308,656,806.12
  6. Step 6: Final answer
    x = 252,863,501.07

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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.