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Finding the Fourth Proportional to 2,065,909,339.05, 3,098,864,008.58 and 2,065,909,339.05

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Solution

The fourth proportional to 2,065,909,339.05, 3,098,864,008.58 and 2,065,909,339.05 is: 3,098,864,008.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065,909,339.05 : 3,098,864,008.58 = 2,065,909,339.05 : x
  2. Step 2: Convert to fraction form
    2,065,909,339.05/3,098,864,008.58 = 2,065,909,339.05/x
  3. Step 3: Cross multiply
    2,065,909,339.05x = 3,098,864,008.58 × 2,065,909,339.05
  4. Step 4: Simplify right side
    2,065,909,339.05x = 6,401,972,095,761,011,712
  5. Step 5: Solve for x
    x = 6,401,972,095,761,011,712/2,065,909,339.05
  6. Step 6: Final answer
    x = 3,098,864,008.58

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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.