Home / 806,786,927.44-1,113,336,565.82-449,536,245.59

Finding the Fourth Proportional to 806,786,927.44, 1,113,336,565.82 and 449,536,245.59

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Solution

The fourth proportional to 806,786,927.44, 1,113,336,565.82 and 449,536,245.59 is: 620,343,640.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,786,927.44 : 1,113,336,565.82 = 449,536,245.59 : x
  2. Step 2: Convert to fraction form
    806,786,927.44/1,113,336,565.82 = 449,536,245.59/x
  3. Step 3: Cross multiply
    806,786,927.44x = 1,113,336,565.82 × 449,536,245.59
  4. Step 4: Simplify right side
    806,786,927.44x = 500,485,139,881,547,968
  5. Step 5: Solve for x
    x = 500,485,139,881,547,968/806,786,927.44
  6. Step 6: Final answer
    x = 620,343,640.76

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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.