Home / 266,970,389.80-400,455,584.70-113,577,903.40

Finding the Fourth Proportional to 266,970,389.80, 400,455,584.70 and 113,577,903.40

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Solution

The fourth proportional to 266,970,389.80, 400,455,584.70 and 113,577,903.40 is: 170,366,855.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,970,389.80 : 400,455,584.70 = 113,577,903.40 : x
  2. Step 2: Convert to fraction form
    266,970,389.80/400,455,584.70 = 113,577,903.40/x
  3. Step 3: Cross multiply
    266,970,389.80x = 400,455,584.70 × 113,577,903.40
  4. Step 4: Simplify right side
    266,970,389.80x = 45,482,905,715,047,120
  5. Step 5: Solve for x
    x = 45,482,905,715,047,120/266,970,389.80
  6. Step 6: Final answer
    x = 170,366,855.10

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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.