Home / 750,008,671,339.20-1,035,100,696,842.80-445,515,530,337.60

Finding the Fourth Proportional to 750,008,671,339.20, 1,035,100,696,842.80 and 445,515,530,337.60

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Solution

The fourth proportional to 750,008,671,339.20, 1,035,100,696,842.80 and 445,515,530,337.60 is: 614,864,138,948.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,008,671,339.20 : 1,035,100,696,842.80 = 445,515,530,337.60 : x
  2. Step 2: Convert to fraction form
    750,008,671,339.20/1,035,100,696,842.80 = 445,515,530,337.60/x
  3. Step 3: Cross multiply
    750,008,671,339.20x = 1,035,100,696,842.80 × 445,515,530,337.60
  4. Step 4: Simplify right side
    750,008,671,339.20x = 461,153,435,906,739,366,002,688
  5. Step 5: Solve for x
    x = 461,153,435,906,739,366,002,688/750,008,671,339.20
  6. Step 6: Final answer
    x = 614,864,138,948.31

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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.