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Finding the Third Proportional to 8,625,243,989.25 and 13,249,430,919

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Solution

The third proportional to 8,625,243,989.25 and 13,249,430,919 is: 20,352,748,269.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,625,243,989.25 : 13,249,430,919 = 13,249,430,919 : x
  2. Step 2: Convert to fraction form
    8,625,243,989.25/13,249,430,919 = 13,249,430,919/x
  3. Step 3: Cross multiply
    8,625,243,989.25x = 13,249,430,919 × 13,249,430,919
  4. Step 4: Simplify right side
    8,625,243,989.25x = 175,547,419,677,353,181,184
  5. Step 5: Solve for x
    x = 175,547,419,677,353,181,184/8,625,243,989.25
  6. Step 6: Final answer
    x = 20,352,748,269.63

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.