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Finding the Fourth Proportional to 69,392,384.80, 95,805,018.64 and 44,655,550.08

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Solution

The fourth proportional to 69,392,384.80, 95,805,018.64 and 44,655,550.08 is: 61,652,670.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,392,384.80 : 95,805,018.64 = 44,655,550.08 : x
  2. Step 2: Convert to fraction form
    69,392,384.80/95,805,018.64 = 44,655,550.08/x
  3. Step 3: Cross multiply
    69,392,384.80x = 95,805,018.64 × 44,655,550.08
  4. Step 4: Simplify right side
    69,392,384.80x = 4,278,225,807,793,853.50
  5. Step 5: Solve for x
    x = 4,278,225,807,793,853.50/69,392,384.80
  6. Step 6: Final answer
    x = 61,652,670.10

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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.