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Finding the Third Proportional to 1,306,447,461 and 1,935,181,138.50

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Solution

The third proportional to 1,306,447,461 and 1,935,181,138.50 is: 2,866,495,707.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,447,461 : 1,935,181,138.50 = 1,935,181,138.50 : x
  2. Step 2: Convert to fraction form
    1,306,447,461/1,935,181,138.50 = 1,935,181,138.50/x
  3. Step 3: Cross multiply
    1,306,447,461x = 1,935,181,138.50 × 1,935,181,138.50
  4. Step 4: Simplify right side
    1,306,447,461x = 3,744,926,038,806,156,288
  5. Step 5: Solve for x
    x = 3,744,926,038,806,156,288/1,306,447,461
  6. Step 6: Final answer
    x = 2,866,495,707.33

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.