Home / 198,450,784.30-297,656,779.04-60,277,590.96

Finding the Fourth Proportional to 198,450,784.30, 297,656,779.04 and 60,277,590.96

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Solution

The fourth proportional to 198,450,784.30, 297,656,779.04 and 60,277,590.96 is: 90,410,494.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,450,784.30 : 297,656,779.04 = 60,277,590.96 : x
  2. Step 2: Convert to fraction form
    198,450,784.30/297,656,779.04 = 60,277,590.96/x
  3. Step 3: Cross multiply
    198,450,784.30x = 297,656,779.04 × 60,277,590.96
  4. Step 4: Simplify right side
    198,450,784.30x = 17,942,033,573,444,224
  5. Step 5: Solve for x
    x = 17,942,033,573,444,224/198,450,784.30
  6. Step 6: Final answer
    x = 90,410,494.66

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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.