Home / 174,939,010.60-262,440,008.70-72,713,381.80

Finding the Fourth Proportional to 174,939,010.60, 262,440,008.70 and 72,713,381.80

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Solution

The fourth proportional to 174,939,010.60, 262,440,008.70 and 72,713,381.80 is: 109,083,162.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,939,010.60 : 262,440,008.70 = 72,713,381.80 : x
  2. Step 2: Convert to fraction form
    174,939,010.60/262,440,008.70 = 72,713,381.80/x
  3. Step 3: Cross multiply
    174,939,010.60x = 262,440,008.70 × 72,713,381.80
  4. Step 4: Simplify right side
    174,939,010.60x = 19,082,900,552,198,420
  5. Step 5: Solve for x
    x = 19,082,900,552,198,420/174,939,010.60
  6. Step 6: Final answer
    x = 109,083,162.68

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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.