Home / 601,269,619.95-901,683,209.39-207,696,287.12

Finding the Fourth Proportional to 601,269,619.95, 901,683,209.39 and 207,696,287.12

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Solution

The fourth proportional to 601,269,619.95, 901,683,209.39 and 207,696,287.12 is: 311,468,014.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,269,619.95 : 901,683,209.39 = 207,696,287.12 : x
  2. Step 2: Convert to fraction form
    601,269,619.95/901,683,209.39 = 207,696,287.12/x
  3. Step 3: Cross multiply
    601,269,619.95x = 901,683,209.39 × 207,696,287.12
  4. Step 4: Simplify right side
    601,269,619.95x = 187,276,254,743,201,632
  5. Step 5: Solve for x
    x = 187,276,254,743,201,632/601,269,619.95
  6. Step 6: Final answer
    x = 311,468,014.56

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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.