Home / 629,817,048.33-869,147,900.85-351,358,572.17

Finding the Fourth Proportional to 629,817,048.33, 869,147,900.85 and 351,358,572.17

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Solution

The fourth proportional to 629,817,048.33, 869,147,900.85 and 351,358,572.17 is: 484,875,038.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,817,048.33 : 869,147,900.85 = 351,358,572.17 : x
  2. Step 2: Convert to fraction form
    629,817,048.33/869,147,900.85 = 351,358,572.17/x
  3. Step 3: Cross multiply
    629,817,048.33x = 869,147,900.85 × 351,358,572.17
  4. Step 4: Simplify right side
    629,817,048.33x = 305,382,565,442,863,040
  5. Step 5: Solve for x
    x = 305,382,565,442,863,040/629,817,048.33
  6. Step 6: Final answer
    x = 484,875,038.32

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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.