Home / 86,236,699.92-119,006,367.12-47,078,960.64

Finding the Fourth Proportional to 86,236,699.92, 119,006,367.12 and 47,078,960.64

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Solution

The fourth proportional to 86,236,699.92, 119,006,367.12 and 47,078,960.64 is: 64,968,813.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,236,699.92 : 119,006,367.12 = 47,078,960.64 : x
  2. Step 2: Convert to fraction form
    86,236,699.92/119,006,367.12 = 47,078,960.64/x
  3. Step 3: Cross multiply
    86,236,699.92x = 119,006,367.12 × 47,078,960.64
  4. Step 4: Simplify right side
    86,236,699.92x = 5,602,696,073,551,870
  5. Step 5: Solve for x
    x = 5,602,696,073,551,870/86,236,699.92
  6. Step 6: Final answer
    x = 64,968,813.50

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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.