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Finding the Fourth Proportional to 655,120,467,031.43, 982,680,700,547.15 and 655,120,467,031.43

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Solution

The fourth proportional to 655,120,467,031.43, 982,680,700,547.15 and 655,120,467,031.43 is: 982,680,700,547.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,120,467,031.43 : 982,680,700,547.15 = 655,120,467,031.43 : x
  2. Step 2: Convert to fraction form
    655,120,467,031.43/982,680,700,547.15 = 655,120,467,031.43/x
  3. Step 3: Cross multiply
    655,120,467,031.43x = 982,680,700,547.15 × 655,120,467,031.43
  4. Step 4: Simplify right side
    655,120,467,031.43x = 643,774,239,485,221,756,993,536
  5. Step 5: Solve for x
    x = 643,774,239,485,221,756,993,536/655,120,467,031.43
  6. Step 6: Final answer
    x = 982,680,700,547.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.