Home / 1,376,955,186.52-1,900,204,592.35-782,272,302.73

Finding the Fourth Proportional to 1,376,955,186.52, 1,900,204,592.35 and 782,272,302.73

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Solution

The fourth proportional to 1,376,955,186.52, 1,900,204,592.35 and 782,272,302.73 is: 1,079,539,433.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,955,186.52 : 1,900,204,592.35 = 782,272,302.73 : x
  2. Step 2: Convert to fraction form
    1,376,955,186.52/1,900,204,592.35 = 782,272,302.73/x
  3. Step 3: Cross multiply
    1,376,955,186.52x = 1,900,204,592.35 × 782,272,302.73
  4. Step 4: Simplify right side
    1,376,955,186.52x = 1,486,477,422,115,755,520
  5. Step 5: Solve for x
    x = 1,486,477,422,115,755,520/1,376,955,186.52
  6. Step 6: Final answer
    x = 1,079,539,433.58

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Find fourth proportional to 1,376,955,187.52, 1,900,204,593.73 and 782,272,303.73
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1.5x scale

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.