Home / 328,536,006.90-492,804,010.35-167,292,870.90

Finding the Fourth Proportional to 328,536,006.90, 492,804,010.35 and 167,292,870.90

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Solution

The fourth proportional to 328,536,006.90, 492,804,010.35 and 167,292,870.90 is: 250,939,306.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,536,006.90 : 492,804,010.35 = 167,292,870.90 : x
  2. Step 2: Convert to fraction form
    328,536,006.90/492,804,010.35 = 167,292,870.90/x
  3. Step 3: Cross multiply
    328,536,006.90x = 492,804,010.35 × 167,292,870.90
  4. Step 4: Simplify right side
    328,536,006.90x = 82,442,597,682,484,816
  5. Step 5: Solve for x
    x = 82,442,597,682,484,816/328,536,006.90
  6. Step 6: Final answer
    x = 250,939,306.35

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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.