Home / 434,484,003.80-651,726,005.70-414,328,611.80

Finding the Fourth Proportional to 434,484,003.80, 651,726,005.70 and 414,328,611.80

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Solution

The fourth proportional to 434,484,003.80, 651,726,005.70 and 414,328,611.80 is: 621,492,917.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,484,003.80 : 651,726,005.70 = 414,328,611.80 : x
  2. Step 2: Convert to fraction form
    434,484,003.80/651,726,005.70 = 414,328,611.80/x
  3. Step 3: Cross multiply
    434,484,003.80x = 651,726,005.70 × 414,328,611.80
  4. Step 4: Simplify right side
    434,484,003.80x = 270,028,731,215,639,904
  5. Step 5: Solve for x
    x = 270,028,731,215,639,904/434,484,003.80
  6. Step 6: Final answer
    x = 621,492,917.70

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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.