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Finding the Third Proportional to 287,752,583 and 632,900,794

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Solution

The third proportional to 287,752,583 and 632,900,794 is: 1,392,041,075.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,752,583 : 632,900,794 = 632,900,794 : x
  2. Step 2: Convert to fraction form
    287,752,583/632,900,794 = 632,900,794/x
  3. Step 3: Cross multiply
    287,752,583x = 632,900,794 × 632,900,794
  4. Step 4: Simplify right side
    287,752,583x = 400,563,415,045,830,464
  5. Step 5: Solve for x
    x = 400,563,415,045,830,464/287,752,583
  6. Step 6: Final answer
    x = 1,392,041,075.25

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.