Home / 1,494,976,908.60-2,242,465,362.90-718,435,319.40

Finding the Fourth Proportional to 1,494,976,908.60, 2,242,465,362.90 and 718,435,319.40

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Solution

The fourth proportional to 1,494,976,908.60, 2,242,465,362.90 and 718,435,319.40 is: 1,077,652,979.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,976,908.60 : 2,242,465,362.90 = 718,435,319.40 : x
  2. Step 2: Convert to fraction form
    1,494,976,908.60/2,242,465,362.90 = 718,435,319.40/x
  3. Step 3: Cross multiply
    1,494,976,908.60x = 2,242,465,362.90 × 718,435,319.40
  4. Step 4: Simplify right side
    1,494,976,908.60x = 1,611,066,319,238,498,304
  5. Step 5: Solve for x
    x = 1,611,066,319,238,498,304/1,494,976,908.60
  6. Step 6: Final answer
    x = 1,077,652,979.10

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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.