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Finding the Third Proportional to 714,587,127.50 and 1,547,888,989.50

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Solution

The third proportional to 714,587,127.50 and 1,547,888,989.50 is: 3,352,929,589.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,587,127.50 : 1,547,888,989.50 = 1,547,888,989.50 : x
  2. Step 2: Convert to fraction form
    714,587,127.50/1,547,888,989.50 = 1,547,888,989.50/x
  3. Step 3: Cross multiply
    714,587,127.50x = 1,547,888,989.50 × 1,547,888,989.50
  4. Step 4: Simplify right side
    714,587,127.50x = 2,395,960,323,815,331,328
  5. Step 5: Solve for x
    x = 2,395,960,323,815,331,328/714,587,127.50
  6. Step 6: Final answer
    x = 3,352,929,589.14

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.