Home / 213,585,851.36-294,730,658.30-197,969,457.56

Finding the Fourth Proportional to 213,585,851.36, 294,730,658.30 and 197,969,457.56

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Solution

The fourth proportional to 213,585,851.36, 294,730,658.30 and 197,969,457.56 is: 273,181,337.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,585,851.36 : 294,730,658.30 = 197,969,457.56 : x
  2. Step 2: Convert to fraction form
    213,585,851.36/294,730,658.30 = 197,969,457.56/x
  3. Step 3: Cross multiply
    213,585,851.36x = 294,730,658.30 × 197,969,457.56
  4. Step 4: Simplify right side
    213,585,851.36x = 58,347,668,549,952,712
  5. Step 5: Solve for x
    x = 58,347,668,549,952,712/213,585,851.36
  6. Step 6: Final answer
    x = 273,181,337.52

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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.