Home / 1,079,878,943,490.70-1,618,684,524,242.40-363,334,125,288.40

Finding the Fourth Proportional to 1,079,878,943,490.70, 1,618,684,524,242.40 and 363,334,125,288.40

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Solution

The fourth proportional to 1,079,878,943,490.70, 1,618,684,524,242.40 and 363,334,125,288.40 is: 544,619,681,010.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,878,943,490.70 : 1,618,684,524,242.40 = 363,334,125,288.40 : x
  2. Step 2: Convert to fraction form
    1,079,878,943,490.70/1,618,684,524,242.40 = 363,334,125,288.40/x
  3. Step 3: Cross multiply
    1,079,878,943,490.70x = 1,618,684,524,242.40 × 363,334,125,288.40
  4. Step 4: Simplify right side
    1,079,878,943,490.70x = 588,123,325,733,482,291,789,824
  5. Step 5: Solve for x
    x = 588,123,325,733,482,291,789,824/1,079,878,943,490.70
  6. Step 6: Final answer
    x = 544,619,681,010.15

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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.