Home / 397,704,649.60-596,520,166.52-187,567,152.40

Finding the Fourth Proportional to 397,704,649.60, 596,520,166.52 and 187,567,152.40

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Solution

The fourth proportional to 397,704,649.60, 596,520,166.52 and 187,567,152.40 is: 281,333,369.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,704,649.60 : 596,520,166.52 = 187,567,152.40 : x
  2. Step 2: Convert to fraction form
    397,704,649.60/596,520,166.52 = 187,567,152.40/x
  3. Step 3: Cross multiply
    397,704,649.60x = 596,520,166.52 × 187,567,152.40
  4. Step 4: Simplify right side
    397,704,649.60x = 111,887,588,983,330,224
  5. Step 5: Solve for x
    x = 111,887,588,983,330,224/397,704,649.60
  6. Step 6: Final answer
    x = 281,333,369.11

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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.