Home / 434,558,261.40-651,837,392.10-261,946,224.60

Finding the Fourth Proportional to 434,558,261.40, 651,837,392.10 and 261,946,224.60

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Solution

The fourth proportional to 434,558,261.40, 651,837,392.10 and 261,946,224.60 is: 392,919,336.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,558,261.40 : 651,837,392.10 = 261,946,224.60 : x
  2. Step 2: Convert to fraction form
    434,558,261.40/651,837,392.10 = 261,946,224.60/x
  3. Step 3: Cross multiply
    434,558,261.40x = 651,837,392.10 × 261,946,224.60
  4. Step 4: Simplify right side
    434,558,261.40x = 170,746,343,913,704,864
  5. Step 5: Solve for x
    x = 170,746,343,913,704,864/434,558,261.40
  6. Step 6: Final answer
    x = 392,919,336.90

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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.