Home / 359,467,985,006.40-495,826,961,025.92-231,171,637,527.36

Finding the Fourth Proportional to 359,467,985,006.40, 495,826,961,025.92 and 231,171,637,527.36

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Solution

The fourth proportional to 359,467,985,006.40, 495,826,961,025.92 and 231,171,637,527.36 is: 318,863,251,503.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,467,985,006.40 : 495,826,961,025.92 = 231,171,637,527.36 : x
  2. Step 2: Convert to fraction form
    359,467,985,006.40/495,826,961,025.92 = 231,171,637,527.36/x
  3. Step 3: Cross multiply
    359,467,985,006.40x = 495,826,961,025.92 × 231,171,637,527.36
  4. Step 4: Simplify right side
    359,467,985,006.40x = 114,621,130,510,576,423,796,736
  5. Step 5: Solve for x
    x = 114,621,130,510,576,423,796,736/359,467,985,006.40
  6. Step 6: Final answer
    x = 318,863,251,503.57

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1.5x scale

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.