Home / 211,850,377.12-317,776,580.58-64,299,218.77

Finding the Fourth Proportional to 211,850,377.12, 317,776,580.58 and 64,299,218.77

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Solution

The fourth proportional to 211,850,377.12, 317,776,580.58 and 64,299,218.77 is: 96,449,136.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,850,377.12 : 317,776,580.58 = 64,299,218.77 : x
  2. Step 2: Convert to fraction form
    211,850,377.12/317,776,580.58 = 64,299,218.77/x
  3. Step 3: Cross multiply
    211,850,377.12x = 317,776,580.58 × 64,299,218.77
  4. Step 4: Simplify right side
    211,850,377.12x = 20,432,785,872,785,572
  5. Step 5: Solve for x
    x = 20,432,785,872,785,572/211,850,377.12
  6. Step 6: Final answer
    x = 96,449,136.18

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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.