Home / 243,440,802-365,182,457.40-61,687,986.48

Finding the Fourth Proportional to 243,440,802, 365,182,457.40 and 61,687,986.48

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Solution

The fourth proportional to 243,440,802, 365,182,457.40 and 61,687,986.48 is: 92,537,365.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,440,802 : 365,182,457.40 = 61,687,986.48 : x
  2. Step 2: Convert to fraction form
    243,440,802/365,182,457.40 = 61,687,986.48/x
  3. Step 3: Cross multiply
    243,440,802x = 365,182,457.40 × 61,687,986.48
  4. Step 4: Simplify right side
    243,440,802x = 22,527,370,494,824,372
  5. Step 5: Solve for x
    x = 22,527,370,494,824,372/243,440,802
  6. Step 6: Final answer
    x = 92,537,365.59

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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.