Home / 434,405,594.10-651,608,391.15-127,728,707.70

Finding the Fourth Proportional to 434,405,594.10, 651,608,391.15 and 127,728,707.70

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Solution

The fourth proportional to 434,405,594.10, 651,608,391.15 and 127,728,707.70 is: 191,593,061.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,405,594.10 : 651,608,391.15 = 127,728,707.70 : x
  2. Step 2: Convert to fraction form
    434,405,594.10/651,608,391.15 = 127,728,707.70/x
  3. Step 3: Cross multiply
    434,405,594.10x = 651,608,391.15 × 127,728,707.70
  4. Step 4: Simplify right side
    434,405,594.10x = 83,229,097,728,065,616
  5. Step 5: Solve for x
    x = 83,229,097,728,065,616/434,405,594.10
  6. Step 6: Final answer
    x = 191,593,061.55

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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.