Home / 1,131,557,327.64-1,697,336,462.07-509,045,442.93

Finding the Fourth Proportional to 1,131,557,327.64, 1,697,336,462.07 and 509,045,442.93

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Solution

The fourth proportional to 1,131,557,327.64, 1,697,336,462.07 and 509,045,442.93 is: 763,568,376.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,557,327.64 : 1,697,336,462.07 = 509,045,442.93 : x
  2. Step 2: Convert to fraction form
    1,131,557,327.64/1,697,336,462.07 = 509,045,442.93/x
  3. Step 3: Cross multiply
    1,131,557,327.64x = 1,697,336,462.07 × 509,045,442.93
  4. Step 4: Simplify right side
    1,131,557,327.64x = 864,021,391,135,662,336
  5. Step 5: Solve for x
    x = 864,021,391,135,662,336/1,131,557,327.64
  6. Step 6: Final answer
    x = 763,568,376.10

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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.