Home / 172,004,368.20-258,006,552.30-107,507,113.80

Finding the Fourth Proportional to 172,004,368.20, 258,006,552.30 and 107,507,113.80

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Solution

The fourth proportional to 172,004,368.20, 258,006,552.30 and 107,507,113.80 is: 161,260,670.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,004,368.20 : 258,006,552.30 = 107,507,113.80 : x
  2. Step 2: Convert to fraction form
    172,004,368.20/258,006,552.30 = 107,507,113.80/x
  3. Step 3: Cross multiply
    172,004,368.20x = 258,006,552.30 × 107,507,113.80
  4. Step 4: Simplify right side
    172,004,368.20x = 27,737,539,779,261,752
  5. Step 5: Solve for x
    x = 27,737,539,779,261,752/172,004,368.20
  6. Step 6: Final answer
    x = 161,260,670.70

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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.