Home / 211,710,642.96-317,530,741.56-64,123,113.33

Finding the Fourth Proportional to 211,710,642.96, 317,530,741.56 and 64,123,113.33

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Solution

The fourth proportional to 211,710,642.96, 317,530,741.56 and 64,123,113.33 is: 96,174,001.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,710,642.96 : 317,530,741.56 = 64,123,113.33 : x
  2. Step 2: Convert to fraction form
    211,710,642.96/317,530,741.56 = 64,123,113.33/x
  3. Step 3: Cross multiply
    211,710,642.96x = 317,530,741.56 × 64,123,113.33
  4. Step 4: Simplify right side
    211,710,642.96x = 20,361,059,726,810,820
  5. Step 5: Solve for x
    x = 20,361,059,726,810,820/211,710,642.96
  6. Step 6: Final answer
    x = 96,174,001.66

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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.