Home / 439,559,710.80-659,339,566.20-180,960,520.20

Finding the Fourth Proportional to 439,559,710.80, 659,339,566.20 and 180,960,520.20

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Solution

The fourth proportional to 439,559,710.80, 659,339,566.20 and 180,960,520.20 is: 271,440,780.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,559,710.80 : 659,339,566.20 = 180,960,520.20 : x
  2. Step 2: Convert to fraction form
    439,559,710.80/659,339,566.20 = 180,960,520.20/x
  3. Step 3: Cross multiply
    439,559,710.80x = 659,339,566.20 × 180,960,520.20
  4. Step 4: Simplify right side
    439,559,710.80x = 119,314,430,887,994,336
  5. Step 5: Solve for x
    x = 119,314,430,887,994,336/439,559,710.80
  6. Step 6: Final answer
    x = 271,440,780.30

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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.