Home / 201,679,403.70-302,519,105.55-197,200,427.70

Finding the Fourth Proportional to 201,679,403.70, 302,519,105.55 and 197,200,427.70

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Solution

The fourth proportional to 201,679,403.70, 302,519,105.55 and 197,200,427.70 is: 295,800,641.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,679,403.70 : 302,519,105.55 = 197,200,427.70 : x
  2. Step 2: Convert to fraction form
    201,679,403.70/302,519,105.55 = 197,200,427.70/x
  3. Step 3: Cross multiply
    201,679,403.70x = 302,519,105.55 × 197,200,427.70
  4. Step 4: Simplify right side
    201,679,403.70x = 59,656,897,001,881,440
  5. Step 5: Solve for x
    x = 59,656,897,001,881,440/201,679,403.70
  6. Step 6: Final answer
    x = 295,800,641.55

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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.