Home / 893,129,085.28-1,339,846,254.83-368,211,240.42

Finding the Fourth Proportional to 893,129,085.28, 1,339,846,254.83 and 368,211,240.42

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Solution

The fourth proportional to 893,129,085.28, 1,339,846,254.83 and 368,211,240.42 is: 552,379,784.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,129,085.28 : 1,339,846,254.83 = 368,211,240.42 : x
  2. Step 2: Convert to fraction form
    893,129,085.28/1,339,846,254.83 = 368,211,240.42/x
  3. Step 3: Cross multiply
    893,129,085.28x = 1,339,846,254.83 × 368,211,240.42
  4. Step 4: Simplify right side
    893,129,085.28x = 493,346,451,464,423,168
  5. Step 5: Solve for x
    x = 493,346,451,464,423,168/893,129,085.28
  6. Step 6: Final answer
    x = 552,379,784.28

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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.