Home / 888,776,001.70-1,333,164,002.55-371,034,369.70

Finding the Fourth Proportional to 888,776,001.70, 1,333,164,002.55 and 371,034,369.70

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Solution

The fourth proportional to 888,776,001.70, 1,333,164,002.55 and 371,034,369.70 is: 556,551,554.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,776,001.70 : 1,333,164,002.55 = 371,034,369.70 : x
  2. Step 2: Convert to fraction form
    888,776,001.70/1,333,164,002.55 = 371,034,369.70/x
  3. Step 3: Cross multiply
    888,776,001.70x = 1,333,164,002.55 × 371,034,369.70
  4. Step 4: Simplify right side
    888,776,001.70x = 494,649,665,392,868,416
  5. Step 5: Solve for x
    x = 494,649,665,392,868,416/888,776,001.70
  6. Step 6: Final answer
    x = 556,551,554.55

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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.