Home / 1,579,642,004.80-2,179,941,244.64-901,445,450.43

Finding the Fourth Proportional to 1,579,642,004.80, 2,179,941,244.64 and 901,445,450.43

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Solution

The fourth proportional to 1,579,642,004.80, 2,179,941,244.64 and 901,445,450.43 is: 1,244,014,853.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,642,004.80 : 2,179,941,244.64 = 901,445,450.43 : x
  2. Step 2: Convert to fraction form
    1,579,642,004.80/2,179,941,244.64 = 901,445,450.43/x
  3. Step 3: Cross multiply
    1,579,642,004.80x = 2,179,941,244.64 × 901,445,450.43
  4. Step 4: Simplify right side
    1,579,642,004.80x = 1,965,098,117,185,439,488
  5. Step 5: Solve for x
    x = 1,965,098,117,185,439,488/1,579,642,004.80
  6. Step 6: Final answer
    x = 1,244,014,853.50

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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.