Home / 77,354,011.10-116,044,235.84-31,890,953.18

Finding the Fourth Proportional to 77,354,011.10, 116,044,235.84 and 31,890,953.18

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Solution

The fourth proportional to 77,354,011.10, 116,044,235.84 and 31,890,953.18 is: 47,841,879.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,354,011.10 : 116,044,235.84 = 31,890,953.18 : x
  2. Step 2: Convert to fraction form
    77,354,011.10/116,044,235.84 = 31,890,953.18/x
  3. Step 3: Cross multiply
    77,354,011.10x = 116,044,235.84 × 31,890,953.18
  4. Step 4: Simplify right side
    77,354,011.10x = 3,700,761,291,481,824.50
  5. Step 5: Solve for x
    x = 3,700,761,291,481,824.50/77,354,011.10
  6. Step 6: Final answer
    x = 47,841,879.68

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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.