Home / 105,043,263.92-144,983,890.92-61,597,196.72

Finding the Fourth Proportional to 105,043,263.92, 144,983,890.92 and 61,597,196.72

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Solution

The fourth proportional to 105,043,263.92, 144,983,890.92 and 61,597,196.72 is: 85,018,314.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,043,263.92 : 144,983,890.92 = 61,597,196.72 : x
  2. Step 2: Convert to fraction form
    105,043,263.92/144,983,890.92 = 61,597,196.72/x
  3. Step 3: Cross multiply
    105,043,263.92x = 144,983,890.92 × 61,597,196.72
  4. Step 4: Simplify right side
    105,043,263.92x = 8,930,601,250,230,261
  5. Step 5: Solve for x
    x = 8,930,601,250,230,261/105,043,263.92
  6. Step 6: Final answer
    x = 85,018,314.52

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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.