Home / 1,079,878,943,491.60-1,618,684,524,243.60-363,334,125,289.28

Finding the Fourth Proportional to 1,079,878,943,491.60, 1,618,684,524,243.60 and 363,334,125,289.28

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Solution

The fourth proportional to 1,079,878,943,491.60, 1,618,684,524,243.60 and 363,334,125,289.28 is: 544,619,681,011.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,878,943,491.60 : 1,618,684,524,243.60 = 363,334,125,289.28 : x
  2. Step 2: Convert to fraction form
    1,079,878,943,491.60/1,618,684,524,243.60 = 363,334,125,289.28/x
  3. Step 3: Cross multiply
    1,079,878,943,491.60x = 1,618,684,524,243.60 × 363,334,125,289.28
  4. Step 4: Simplify right side
    1,079,878,943,491.60x = 588,123,325,735,342,817,935,360
  5. Step 5: Solve for x
    x = 588,123,325,735,342,817,935,360/1,079,878,943,491.60
  6. Step 6: Final answer
    x = 544,619,681,011.42

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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.