Home / 340,081,240.43-509,884,688.02-150,684,346.45

Finding the Fourth Proportional to 340,081,240.43, 509,884,688.02 and 150,684,346.45

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Solution

The fourth proportional to 340,081,240.43, 509,884,688.02 and 150,684,346.45 is: 225,921,432.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,081,240.43 : 509,884,688.02 = 150,684,346.45 : x
  2. Step 2: Convert to fraction form
    340,081,240.43/509,884,688.02 = 150,684,346.45/x
  3. Step 3: Cross multiply
    340,081,240.43x = 509,884,688.02 × 150,684,346.45
  4. Step 4: Simplify right side
    340,081,240.43x = 76,831,640,976,832,720
  5. Step 5: Solve for x
    x = 76,831,640,976,832,720/340,081,240.43
  6. Step 6: Final answer
    x = 225,921,432.42

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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.