Home / 328,764,970.67-453,679,537.03-180,086,751.23

Finding the Fourth Proportional to 328,764,970.67, 453,679,537.03 and 180,086,751.23

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Solution

The fourth proportional to 328,764,970.67, 453,679,537.03 and 180,086,751.23 is: 248,510,885.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,764,970.67 : 453,679,537.03 = 180,086,751.23 : x
  2. Step 2: Convert to fraction form
    328,764,970.67/453,679,537.03 = 180,086,751.23/x
  3. Step 3: Cross multiply
    328,764,970.67x = 453,679,537.03 × 180,086,751.23
  4. Step 4: Simplify right side
    328,764,970.67x = 81,701,673,920,544,560
  5. Step 5: Solve for x
    x = 81,701,673,920,544,560/328,764,970.67
  6. Step 6: Final answer
    x = 248,510,885.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.