Home / 750,008,671,338.20-1,035,100,696,841.40-445,515,530,336.60

Finding the Fourth Proportional to 750,008,671,338.20, 1,035,100,696,841.40 and 445,515,530,336.60

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Solution

The fourth proportional to 750,008,671,338.20, 1,035,100,696,841.40 and 445,515,530,336.60 is: 614,864,138,946.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,008,671,338.20 : 1,035,100,696,841.40 = 445,515,530,336.60 : x
  2. Step 2: Convert to fraction form
    750,008,671,338.20/1,035,100,696,841.40 = 445,515,530,336.60/x
  3. Step 3: Cross multiply
    750,008,671,338.20x = 1,035,100,696,841.40 × 445,515,530,336.60
  4. Step 4: Simplify right side
    750,008,671,338.20x = 461,153,435,905,080,501,993,472
  5. Step 5: Solve for x
    x = 461,153,435,905,080,501,993,472/750,008,671,338.20
  6. Step 6: Final answer
    x = 614,864,138,946.91

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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.