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Finding the Third Proportional to 402,569,518.50 and 880,511,643

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Solution

The third proportional to 402,569,518.50 and 880,511,643 is: 1,925,880,420.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,569,518.50 : 880,511,643 = 880,511,643 : x
  2. Step 2: Convert to fraction form
    402,569,518.50/880,511,643 = 880,511,643/x
  3. Step 3: Cross multiply
    402,569,518.50x = 880,511,643 × 880,511,643
  4. Step 4: Simplify right side
    402,569,518.50x = 775,300,753,458,559,488
  5. Step 5: Solve for x
    x = 775,300,753,458,559,488/402,569,518.50
  6. Step 6: Final answer
    x = 1,925,880,420.23

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.