Home / 275,649,012.90-413,473,519.35-248,386,089.60

Finding the Fourth Proportional to 275,649,012.90, 413,473,519.35 and 248,386,089.60

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Solution

The fourth proportional to 275,649,012.90, 413,473,519.35 and 248,386,089.60 is: 372,579,134.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,649,012.90 : 413,473,519.35 = 248,386,089.60 : x
  2. Step 2: Convert to fraction form
    275,649,012.90/413,473,519.35 = 248,386,089.60/x
  3. Step 3: Cross multiply
    275,649,012.90x = 413,473,519.35 × 248,386,089.60
  4. Step 4: Simplify right side
    275,649,012.90x = 102,701,070,624,496,432
  5. Step 5: Solve for x
    x = 102,701,070,624,496,432/275,649,012.90
  6. Step 6: Final answer
    x = 372,579,134.40

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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.