Home / 199,679,485.42-299,551,412.40-61,505,027.92

Finding the Fourth Proportional to 199,679,485.42, 299,551,412.40 and 61,505,027.92

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Solution

The fourth proportional to 199,679,485.42, 299,551,412.40 and 61,505,027.92 is: 92,267,455.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,679,485.42 : 299,551,412.40 = 61,505,027.92 : x
  2. Step 2: Convert to fraction form
    199,679,485.42/299,551,412.40 = 61,505,027.92/x
  3. Step 3: Cross multiply
    199,679,485.42x = 299,551,412.40 × 61,505,027.92
  4. Step 4: Simplify right side
    199,679,485.42x = 18,423,917,983,137,432
  5. Step 5: Solve for x
    x = 18,423,917,983,137,432/199,679,485.42
  6. Step 6: Final answer
    x = 92,267,455.24

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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.