Home / 739,829,914.56-1,020,965,194.62-442,472,110.83

Finding the Fourth Proportional to 739,829,914.56, 1,020,965,194.62 and 442,472,110.83

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Solution

The fourth proportional to 739,829,914.56, 1,020,965,194.62 and 442,472,110.83 is: 610,611,460.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,829,914.56 : 1,020,965,194.62 = 442,472,110.83 : x
  2. Step 2: Convert to fraction form
    739,829,914.56/1,020,965,194.62 = 442,472,110.83/x
  3. Step 3: Cross multiply
    739,829,914.56x = 1,020,965,194.62 × 442,472,110.83
  4. Step 4: Simplify right side
    739,829,914.56x = 451,748,624,747,473,152
  5. Step 5: Solve for x
    x = 451,748,624,747,473,152/739,829,914.56
  6. Step 6: Final answer
    x = 610,611,460.63

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.