Home / 848,284,257.30-1,272,426,385.95-440,137,569.30

Finding the Fourth Proportional to 848,284,257.30, 1,272,426,385.95 and 440,137,569.30

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Solution

The fourth proportional to 848,284,257.30, 1,272,426,385.95 and 440,137,569.30 is: 660,206,353.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,284,257.30 : 1,272,426,385.95 = 440,137,569.30 : x
  2. Step 2: Convert to fraction form
    848,284,257.30/1,272,426,385.95 = 440,137,569.30/x
  3. Step 3: Cross multiply
    848,284,257.30x = 1,272,426,385.95 × 440,137,569.30
  4. Step 4: Simplify right side
    848,284,257.30x = 560,042,656,625,216,704
  5. Step 5: Solve for x
    x = 560,042,656,625,216,704/848,284,257.30
  6. Step 6: Final answer
    x = 660,206,353.95

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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.