Home / 163,211,338.20-244,817,007.30-42,042,790.20

Finding the Fourth Proportional to 163,211,338.20, 244,817,007.30 and 42,042,790.20

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Solution

The fourth proportional to 163,211,338.20, 244,817,007.30 and 42,042,790.20 is: 63,064,185.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,211,338.20 : 244,817,007.30 = 42,042,790.20 : x
  2. Step 2: Convert to fraction form
    163,211,338.20/244,817,007.30 = 42,042,790.20/x
  3. Step 3: Cross multiply
    163,211,338.20x = 244,817,007.30 × 42,042,790.20
  4. Step 4: Simplify right side
    163,211,338.20x = 10,292,790,075,305,770
  5. Step 5: Solve for x
    x = 10,292,790,075,305,770/163,211,338.20
  6. Step 6: Final answer
    x = 63,064,185.30

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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.