Home / 994,136,746.50-1,490,965,934.85-304,049,979.18

Finding the Fourth Proportional to 994,136,746.50, 1,490,965,934.85 and 304,049,979.18

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Solution

The fourth proportional to 994,136,746.50, 1,490,965,934.85 and 304,049,979.18 is: 456,001,815.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,136,746.50 : 1,490,965,934.85 = 304,049,979.18 : x
  2. Step 2: Convert to fraction form
    994,136,746.50/1,490,965,934.85 = 304,049,979.18/x
  3. Step 3: Cross multiply
    994,136,746.50x = 1,490,965,934.85 × 304,049,979.18
  4. Step 4: Simplify right side
    994,136,746.50x = 453,328,161,449,231,744
  5. Step 5: Solve for x
    x = 453,328,161,449,231,744/994,136,746.50
  6. Step 6: Final answer
    x = 456,001,815.69

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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.