Home / 442,085,848.80-663,352,372-294,634,022.24

Finding the Fourth Proportional to 442,085,848.80, 663,352,372 and 294,634,022.24

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Solution

The fourth proportional to 442,085,848.80, 663,352,372 and 294,634,022.24 is: 442,100,053.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,085,848.80 : 663,352,372 = 294,634,022.24 : x
  2. Step 2: Convert to fraction form
    442,085,848.80/663,352,372 = 294,634,022.24/x
  3. Step 3: Cross multiply
    442,085,848.80x = 663,352,372 × 294,634,022.24
  4. Step 4: Simplify right side
    442,085,848.80x = 195,446,177,524,804,768
  5. Step 5: Solve for x
    x = 195,446,177,524,804,768/442,085,848.80
  6. Step 6: Final answer
    x = 442,100,053.77

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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.