Home / 403,737,019,398.40-605,606,554,820.86-164,971,668,773.92

Finding the Fourth Proportional to 403,737,019,398.40, 605,606,554,820.86 and 164,971,668,773.92

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Solution

The fourth proportional to 403,737,019,398.40, 605,606,554,820.86 and 164,971,668,773.92 is: 247,457,922,283.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,737,019,398.40 : 605,606,554,820.86 = 164,971,668,773.92 : x
  2. Step 2: Convert to fraction form
    403,737,019,398.40/605,606,554,820.86 = 164,971,668,773.92/x
  3. Step 3: Cross multiply
    403,737,019,398.40x = 605,606,554,820.86 × 164,971,668,773.92
  4. Step 4: Simplify right side
    403,737,019,398.40x = 99,907,923,969,221,750,423,552
  5. Step 5: Solve for x
    x = 99,907,923,969,221,750,423,552/403,737,019,398.40
  6. Step 6: Final answer
    x = 247,457,922,283.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.