Home / 466,012,780.29-643,113,083.16-254,331,201.87

Finding the Fourth Proportional to 466,012,780.29, 643,113,083.16 and 254,331,201.87

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Solution

The fourth proportional to 466,012,780.29, 643,113,083.16 and 254,331,201.87 is: 350,985,488.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,012,780.29 : 643,113,083.16 = 254,331,201.87 : x
  2. Step 2: Convert to fraction form
    466,012,780.29/643,113,083.16 = 254,331,201.87/x
  3. Step 3: Cross multiply
    466,012,780.29x = 643,113,083.16 × 254,331,201.87
  4. Step 4: Simplify right side
    466,012,780.29x = 163,563,723,378,404,064
  5. Step 5: Solve for x
    x = 163,563,723,378,404,064/466,012,780.29
  6. Step 6: Final answer
    x = 350,985,488.59

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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.