Home / 396,172,312.80-594,274,575.24-101,075,101.08

Finding the Fourth Proportional to 396,172,312.80, 594,274,575.24 and 101,075,101.08

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Solution

The fourth proportional to 396,172,312.80, 594,274,575.24 and 101,075,101.08 is: 151,616,760.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,172,312.80 : 594,274,575.24 = 101,075,101.08 : x
  2. Step 2: Convert to fraction form
    396,172,312.80/594,274,575.24 = 101,075,101.08/x
  3. Step 3: Cross multiply
    396,172,312.80x = 594,274,575.24 × 101,075,101.08
  4. Step 4: Simplify right side
    396,172,312.80x = 60,066,362,761,657,064
  5. Step 5: Solve for x
    x = 60,066,362,761,657,064/396,172,312.80
  6. Step 6: Final answer
    x = 151,616,760.74

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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.