Home / 359,043,170.67-495,501,779.88-198,106,367.54

Finding the Fourth Proportional to 359,043,170.67, 495,501,779.88 and 198,106,367.54

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Solution

The fourth proportional to 359,043,170.67, 495,501,779.88 and 198,106,367.54 is: 273,399,038.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,043,170.67 : 495,501,779.88 = 198,106,367.54 : x
  2. Step 2: Convert to fraction form
    359,043,170.67/495,501,779.88 = 198,106,367.54/x
  3. Step 3: Cross multiply
    359,043,170.67x = 495,501,779.88 × 198,106,367.54
  4. Step 4: Simplify right side
    359,043,170.67x = 98,162,057,719,153,952
  5. Step 5: Solve for x
    x = 98,162,057,719,153,952/359,043,170.67
  6. Step 6: Final answer
    x = 273,399,038.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.