Home / 434,558,262.40-651,837,393.60-261,946,225.60

Finding the Fourth Proportional to 434,558,262.40, 651,837,393.60 and 261,946,225.60

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Solution

The fourth proportional to 434,558,262.40, 651,837,393.60 and 261,946,225.60 is: 392,919,338.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,558,262.40 : 651,837,393.60 = 261,946,225.60 : x
  2. Step 2: Convert to fraction form
    434,558,262.40/651,837,393.60 = 261,946,225.60/x
  3. Step 3: Cross multiply
    434,558,262.40x = 651,837,393.60 × 261,946,225.60
  4. Step 4: Simplify right side
    434,558,262.40x = 170,746,344,958,461,600
  5. Step 5: Solve for x
    x = 170,746,344,958,461,600/434,558,262.40
  6. Step 6: Final answer
    x = 392,919,338.40

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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.