Home / 407,885,783,948.16-562,884,131,803.46-222,491,533,110.24

Finding the Fourth Proportional to 407,885,783,948.16, 562,884,131,803.46 and 222,491,533,110.24

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Solution

The fourth proportional to 407,885,783,948.16, 562,884,131,803.46 and 222,491,533,110.24 is: 307,039,270,248.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,885,783,948.16 : 562,884,131,803.46 = 222,491,533,110.24 : x
  2. Step 2: Convert to fraction form
    407,885,783,948.16/562,884,131,803.46 = 222,491,533,110.24/x
  3. Step 3: Cross multiply
    407,885,783,948.16x = 562,884,131,803.46 × 222,491,533,110.24
  4. Step 4: Simplify right side
    407,885,783,948.16x = 125,236,953,448,378,206,781,440
  5. Step 5: Solve for x
    x = 125,236,953,448,378,206,781,440/407,885,783,948.16
  6. Step 6: Final answer
    x = 307,039,270,248.99

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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.