Home / 1,692,386,852.70-2,538,580,279.05-965,449,047.90

Finding the Fourth Proportional to 1,692,386,852.70, 2,538,580,279.05 and 965,449,047.90

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Solution

The fourth proportional to 1,692,386,852.70, 2,538,580,279.05 and 965,449,047.90 is: 1,448,173,571.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,386,852.70 : 2,538,580,279.05 = 965,449,047.90 : x
  2. Step 2: Convert to fraction form
    1,692,386,852.70/2,538,580,279.05 = 965,449,047.90/x
  3. Step 3: Cross multiply
    1,692,386,852.70x = 2,538,580,279.05 × 965,449,047.90
  4. Step 4: Simplify right side
    1,692,386,852.70x = 2,450,869,913,426,539,008
  5. Step 5: Solve for x
    x = 2,450,869,913,426,539,008/1,692,386,852.70
  6. Step 6: Final answer
    x = 1,448,173,571.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.