Home / 434,484,601.20-651,726,901.80-361,783,472.40

Finding the Fourth Proportional to 434,484,601.20, 651,726,901.80 and 361,783,472.40

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Solution

The fourth proportional to 434,484,601.20, 651,726,901.80 and 361,783,472.40 is: 542,675,208.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,484,601.20 : 651,726,901.80 = 361,783,472.40 : x
  2. Step 2: Convert to fraction form
    434,484,601.20/651,726,901.80 = 361,783,472.40/x
  3. Step 3: Cross multiply
    434,484,601.20x = 651,726,901.80 × 361,783,472.40
  4. Step 4: Simplify right side
    434,484,601.20x = 235,784,021,589,697,792
  5. Step 5: Solve for x
    x = 235,784,021,589,697,792/434,484,601.20
  6. Step 6: Final answer
    x = 542,675,208.60

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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.