Home / 301,501,646.70-452,252,470.05-198,189,516.30

Finding the Fourth Proportional to 301,501,646.70, 452,252,470.05 and 198,189,516.30

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Solution

The fourth proportional to 301,501,646.70, 452,252,470.05 and 198,189,516.30 is: 297,284,274.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,501,646.70 : 452,252,470.05 = 198,189,516.30 : x
  2. Step 2: Convert to fraction form
    301,501,646.70/452,252,470.05 = 198,189,516.30/x
  3. Step 3: Cross multiply
    301,501,646.70x = 452,252,470.05 × 198,189,516.30
  4. Step 4: Simplify right side
    301,501,646.70x = 89,631,698,284,689,744
  5. Step 5: Solve for x
    x = 89,631,698,284,689,744/301,501,646.70
  6. Step 6: Final answer
    x = 297,284,274.45

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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.