Home / 800,266,080.38-1,104,482,708.00-461,109,599.45

Finding the Fourth Proportional to 800,266,080.38, 1,104,482,708.00 and 461,109,599.45

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Solution

The fourth proportional to 800,266,080.38, 1,104,482,708.00 and 461,109,599.45 is: 636,397,807.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,266,080.38 : 1,104,482,708.00 = 461,109,599.45 : x
  2. Step 2: Convert to fraction form
    800,266,080.38/1,104,482,708.00 = 461,109,599.45/x
  3. Step 3: Cross multiply
    800,266,080.38x = 1,104,482,708.00 × 461,109,599.45
  4. Step 4: Simplify right side
    800,266,080.38x = 509,287,579,090,239,104
  5. Step 5: Solve for x
    x = 509,287,579,090,239,104/800,266,080.38
  6. Step 6: Final answer
    x = 636,397,807.65

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1.5x scale

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.