Home / 295,317,924.73-407,543,011.07-163,161,963.45

Finding the Fourth Proportional to 295,317,924.73, 407,543,011.07 and 163,161,963.45

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Solution

The fourth proportional to 295,317,924.73, 407,543,011.07 and 163,161,963.45 is: 225,165,871.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,317,924.73 : 407,543,011.07 = 163,161,963.45 : x
  2. Step 2: Convert to fraction form
    295,317,924.73/407,543,011.07 = 163,161,963.45/x
  3. Step 3: Cross multiply
    295,317,924.73x = 407,543,011.07 × 163,161,963.45
  4. Step 4: Simplify right side
    295,317,924.73x = 66,495,517,875,690,472
  5. Step 5: Solve for x
    x = 66,495,517,875,690,472/295,317,924.73
  6. Step 6: Final answer
    x = 225,165,871.45

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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.