Home / 359,365,209.86-495,924,320.28-194,352,779.36

Finding the Fourth Proportional to 359,365,209.86, 495,924,320.28 and 194,352,779.36

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Solution

The fourth proportional to 359,365,209.86, 495,924,320.28 and 194,352,779.36 is: 268,207,014.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,365,209.86 : 495,924,320.28 = 194,352,779.36 : x
  2. Step 2: Convert to fraction form
    359,365,209.86/495,924,320.28 = 194,352,779.36/x
  3. Step 3: Cross multiply
    359,365,209.86x = 495,924,320.28 × 194,352,779.36
  4. Step 4: Simplify right side
    359,365,209.86x = 96,384,269,998,636,816
  5. Step 5: Solve for x
    x = 96,384,269,998,636,816/359,365,209.86
  6. Step 6: Final answer
    x = 268,207,014.35

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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.