Home / 359,298,380.88-495,737,525.16-210,539,632.32

Finding the Fourth Proportional to 359,298,380.88, 495,737,525.16 and 210,539,632.32

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Solution

The fourth proportional to 359,298,380.88, 495,737,525.16 and 210,539,632.32 is: 290,489,470.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,298,380.88 : 495,737,525.16 = 210,539,632.32 : x
  2. Step 2: Convert to fraction form
    359,298,380.88/495,737,525.16 = 210,539,632.32/x
  3. Step 3: Cross multiply
    359,298,380.88x = 495,737,525.16 × 210,539,632.32
  4. Step 4: Simplify right side
    359,298,380.88x = 104,372,396,274,413,152
  5. Step 5: Solve for x
    x = 104,372,396,274,413,152/359,298,380.88
  6. Step 6: Final answer
    x = 290,489,470.11

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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.