Home / 77,354,011.22-116,044,236.03-31,890,953.30

Finding the Fourth Proportional to 77,354,011.22, 116,044,236.03 and 31,890,953.30

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Solution

The fourth proportional to 77,354,011.22, 116,044,236.03 and 31,890,953.30 is: 47,841,879.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,354,011.22 : 116,044,236.03 = 31,890,953.30 : x
  2. Step 2: Convert to fraction form
    77,354,011.22/116,044,236.03 = 31,890,953.30/x
  3. Step 3: Cross multiply
    77,354,011.22x = 116,044,236.03 × 31,890,953.30
  4. Step 4: Simplify right side
    77,354,011.22x = 3,700,761,311,966,907.50
  5. Step 5: Solve for x
    x = 3,700,761,311,966,907.50/77,354,011.22
  6. Step 6: Final answer
    x = 47,841,879.87

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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.