Home / 266,970,400.80-400,455,601.20-113,577,914.40

Finding the Fourth Proportional to 266,970,400.80, 400,455,601.20 and 113,577,914.40

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Solution

The fourth proportional to 266,970,400.80, 400,455,601.20 and 113,577,914.40 is: 170,366,871.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,970,400.80 : 400,455,601.20 = 113,577,914.40 : x
  2. Step 2: Convert to fraction form
    266,970,400.80/400,455,601.20 = 113,577,914.40/x
  3. Step 3: Cross multiply
    266,970,400.80x = 400,455,601.20 × 113,577,914.40
  4. Step 4: Simplify right side
    266,970,400.80x = 45,482,911,994,094,136
  5. Step 5: Solve for x
    x = 45,482,911,994,094,136/266,970,400.80
  6. Step 6: Final answer
    x = 170,366,871.60

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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.