Home / 440,949,976.39-608,506,138.42-242,707,232.71

Finding the Fourth Proportional to 440,949,976.39, 608,506,138.42 and 242,707,232.71

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Solution

The fourth proportional to 440,949,976.39, 608,506,138.42 and 242,707,232.71 is: 334,933,323.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,949,976.39 : 608,506,138.42 = 242,707,232.71 : x
  2. Step 2: Convert to fraction form
    440,949,976.39/608,506,138.42 = 242,707,232.71/x
  3. Step 3: Cross multiply
    440,949,976.39x = 608,506,138.42 × 242,707,232.71
  4. Step 4: Simplify right side
    440,949,976.39x = 147,688,840,942,966,400
  5. Step 5: Solve for x
    x = 147,688,840,942,966,400/440,949,976.39
  6. Step 6: Final answer
    x = 334,933,323.17

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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.