Home / 941,069,993-1,298,669,408.92-517,674,537.36

Finding the Fourth Proportional to 941,069,993, 1,298,669,408.92 and 517,674,537.36

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Solution

The fourth proportional to 941,069,993, 1,298,669,408.92 and 517,674,537.36 is: 714,386,911.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,069,993 : 1,298,669,408.92 = 517,674,537.36 : x
  2. Step 2: Convert to fraction form
    941,069,993/1,298,669,408.92 = 517,674,537.36/x
  3. Step 3: Cross multiply
    941,069,993x = 1,298,669,408.92 × 517,674,537.36
  4. Step 4: Simplify right side
    941,069,993x = 672,288,085,446,245,760
  5. Step 5: Solve for x
    x = 672,288,085,446,245,760/941,069,993
  6. Step 6: Final answer
    x = 714,386,911.12

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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.