Home / 434,484,004.80-651,726,007.20-414,328,612.80

Finding the Fourth Proportional to 434,484,004.80, 651,726,007.20 and 414,328,612.80

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Solution

The fourth proportional to 434,484,004.80, 651,726,007.20 and 414,328,612.80 is: 621,492,919.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,484,004.80 : 651,726,007.20 = 414,328,612.80 : x
  2. Step 2: Convert to fraction form
    434,484,004.80/651,726,007.20 = 414,328,612.80/x
  3. Step 3: Cross multiply
    434,484,004.80x = 651,726,007.20 × 414,328,612.80
  4. Step 4: Simplify right side
    434,484,004.80x = 270,028,732,488,858,848
  5. Step 5: Solve for x
    x = 270,028,732,488,858,848/434,484,004.80
  6. Step 6: Final answer
    x = 621,492,919.20

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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.