Home / 303,919,966.16-455,883,451.32-109,846,120.40

Finding the Fourth Proportional to 303,919,966.16, 455,883,451.32 and 109,846,120.40

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Solution

The fourth proportional to 303,919,966.16, 455,883,451.32 and 109,846,120.40 is: 164,770,446.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,919,966.16 : 455,883,451.32 = 109,846,120.40 : x
  2. Step 2: Convert to fraction form
    303,919,966.16/455,883,451.32 = 109,846,120.40/x
  3. Step 3: Cross multiply
    303,919,966.16x = 455,883,451.32 × 109,846,120.40
  4. Step 4: Simplify right side
    303,919,966.16x = 50,077,028,482,064,264
  5. Step 5: Solve for x
    x = 50,077,028,482,064,264/303,919,966.16
  6. Step 6: Final answer
    x = 164,770,446.36

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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.