Home / 266,118,213.60-399,177,320.40-246,211,653.60

Finding the Fourth Proportional to 266,118,213.60, 399,177,320.40 and 246,211,653.60

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Solution

The fourth proportional to 266,118,213.60, 399,177,320.40 and 246,211,653.60 is: 369,317,480.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,118,213.60 : 399,177,320.40 = 246,211,653.60 : x
  2. Step 2: Convert to fraction form
    266,118,213.60/399,177,320.40 = 246,211,653.60/x
  3. Step 3: Cross multiply
    266,118,213.60x = 399,177,320.40 × 246,211,653.60
  4. Step 4: Simplify right side
    266,118,213.60x = 98,282,108,135,301,008
  5. Step 5: Solve for x
    x = 98,282,108,135,301,008/266,118,213.60
  6. Step 6: Final answer
    x = 369,317,480.40

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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.