Home / 356,814,607.60-535,747,310.64-199,555,728.04

Finding the Fourth Proportional to 356,814,607.60, 535,747,310.64 and 199,555,728.04

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Solution

The fourth proportional to 356,814,607.60, 535,747,310.64 and 199,555,728.04 is: 299,627,432.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,814,607.60 : 535,747,310.64 = 199,555,728.04 : x
  2. Step 2: Convert to fraction form
    356,814,607.60/535,747,310.64 = 199,555,728.04/x
  3. Step 3: Cross multiply
    356,814,607.60x = 535,747,310.64 × 199,555,728.04
  4. Step 4: Simplify right side
    356,814,607.60x = 106,911,444,617,043,984
  5. Step 5: Solve for x
    x = 106,911,444,617,043,984/356,814,607.60
  6. Step 6: Final answer
    x = 299,627,432.12

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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.