Home / 359,182,051.11-495,577,426.97-210,423,203.70

Finding the Fourth Proportional to 359,182,051.11, 495,577,426.97 and 210,423,203.70

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Solution

The fourth proportional to 359,182,051.11, 495,577,426.97 and 210,423,203.70 is: 290,329,067.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,182,051.11 : 495,577,426.97 = 210,423,203.70 : x
  2. Step 2: Convert to fraction form
    359,182,051.11/495,577,426.97 = 210,423,203.70/x
  3. Step 3: Cross multiply
    359,182,051.11x = 495,577,426.97 × 210,423,203.70
  4. Step 4: Simplify right side
    359,182,051.11x = 104,280,989,863,378,064
  5. Step 5: Solve for x
    x = 104,280,989,863,378,064/359,182,051.11
  6. Step 6: Final answer
    x = 290,329,067.23

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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.