Home / 1,474,423,678.20-2,034,690,920.88-805,368,467.04

Finding the Fourth Proportional to 1,474,423,678.20, 2,034,690,920.88 and 805,368,467.04

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Solution

The fourth proportional to 1,474,423,678.20, 2,034,690,920.88 and 805,368,467.04 is: 1,111,400,971.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,423,678.20 : 2,034,690,920.88 = 805,368,467.04 : x
  2. Step 2: Convert to fraction form
    1,474,423,678.20/2,034,690,920.88 = 805,368,467.04/x
  3. Step 3: Cross multiply
    1,474,423,678.20x = 2,034,690,920.88 × 805,368,467.04
  4. Step 4: Simplify right side
    1,474,423,678.20x = 1,638,675,907,849,331,456
  5. Step 5: Solve for x
    x = 1,638,675,907,849,331,456/1,474,423,678.20
  6. Step 6: Final answer
    x = 1,111,400,971.16

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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.