Home / 8,431,580,891.04-18,748,342,929.87

Finding the Third Proportional to 8,431,580,891.04 and 18,748,342,929.87

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Solution

The third proportional to 8,431,580,891.04 and 18,748,342,929.87 is: 41,688,547,753.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,431,580,891.04 : 18,748,342,929.87 = 18,748,342,929.87 : x
  2. Step 2: Convert to fraction form
    8,431,580,891.04/18,748,342,929.87 = 18,748,342,929.87/x
  3. Step 3: Cross multiply
    8,431,580,891.04x = 18,748,342,929.87 × 18,748,342,929.87
  4. Step 4: Simplify right side
    8,431,580,891.04x = 351,500,362,615,931,404,288
  5. Step 5: Solve for x
    x = 351,500,362,615,931,404,288/8,431,580,891.04
  6. Step 6: Final answer
    x = 41,688,547,753.78

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.