Home / 1,376,955,187.52-1,900,204,593.74-782,272,303.74

Finding the Fourth Proportional to 1,376,955,187.52, 1,900,204,593.74 and 782,272,303.74

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Solution

The fourth proportional to 1,376,955,187.52, 1,900,204,593.74 and 782,272,303.74 is: 1,079,539,434.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,955,187.52 : 1,900,204,593.74 = 782,272,303.74 : x
  2. Step 2: Convert to fraction form
    1,376,955,187.52/1,900,204,593.74 = 782,272,303.74/x
  3. Step 3: Cross multiply
    1,376,955,187.52x = 1,900,204,593.74 × 782,272,303.74
  4. Step 4: Simplify right side
    1,376,955,187.52x = 1,486,477,425,122,320,640
  5. Step 5: Solve for x
    x = 1,486,477,425,122,320,640/1,376,955,187.52
  6. Step 6: Final answer
    x = 1,079,539,434.98

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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.