Home / 359,298,381.88-495,737,526.54-210,539,633.32

Finding the Fourth Proportional to 359,298,381.88, 495,737,526.54 and 210,539,633.32

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Solution

The fourth proportional to 359,298,381.88, 495,737,526.54 and 210,539,633.32 is: 290,489,471.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,298,381.88 : 495,737,526.54 = 210,539,633.32 : x
  2. Step 2: Convert to fraction form
    359,298,381.88/495,737,526.54 = 210,539,633.32/x
  3. Step 3: Cross multiply
    359,298,381.88x = 495,737,526.54 × 210,539,633.32
  4. Step 4: Simplify right side
    359,298,381.88x = 104,372,397,060,695,376
  5. Step 5: Solve for x
    x = 104,372,397,060,695,376/359,298,381.88
  6. Step 6: Final answer
    x = 290,489,471.49

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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.