Home / 469,688,597.22-648,185,091.38-281,454,852.23

Finding the Fourth Proportional to 469,688,597.22, 648,185,091.38 and 281,454,852.23

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Solution

The fourth proportional to 469,688,597.22, 648,185,091.38 and 281,454,852.23 is: 388,416,581.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,688,597.22 : 648,185,091.38 = 281,454,852.23 : x
  2. Step 2: Convert to fraction form
    469,688,597.22/648,185,091.38 = 281,454,852.23/x
  3. Step 3: Cross multiply
    469,688,597.22x = 648,185,091.38 × 281,454,852.23
  4. Step 4: Simplify right side
    469,688,597.22x = 182,434,839,107,398,752
  5. Step 5: Solve for x
    x = 182,434,839,107,398,752/469,688,597.22
  6. Step 6: Final answer
    x = 388,416,581.09

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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.