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Finding the Fourth Proportional to 611,980,074.02, 844,535,362.11 and 347,676,570.11

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Solution

The fourth proportional to 611,980,074.02, 844,535,362.11 and 347,676,570.11 is: 479,795,291.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,980,074.02 : 844,535,362.11 = 347,676,570.11 : x
  2. Step 2: Convert to fraction form
    611,980,074.02/844,535,362.11 = 347,676,570.11/x
  3. Step 3: Cross multiply
    611,980,074.02x = 844,535,362.11 × 347,676,570.11
  4. Step 4: Simplify right side
    611,980,074.02x = 293,625,158,035,011,648
  5. Step 5: Solve for x
    x = 293,625,158,035,011,648/611,980,074.02
  6. Step 6: Final answer
    x = 479,795,291.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.