Home / 208,066,584.80-312,099,877.20-195,312,000.80

Finding the Fourth Proportional to 208,066,584.80, 312,099,877.20 and 195,312,000.80

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Solution

The fourth proportional to 208,066,584.80, 312,099,877.20 and 195,312,000.80 is: 292,968,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,066,584.80 : 312,099,877.20 = 195,312,000.80 : x
  2. Step 2: Convert to fraction form
    208,066,584.80/312,099,877.20 = 195,312,000.80/x
  3. Step 3: Cross multiply
    208,066,584.80x = 312,099,877.20 × 195,312,000.80
  4. Step 4: Simplify right side
    208,066,584.80x = 60,956,851,465,366,304
  5. Step 5: Solve for x
    x = 60,956,851,465,366,304/208,066,584.80
  6. Step 6: Final answer
    x = 292,968,001.20

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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.