Home / 211,710,647.60-317,530,748.51-64,123,117.95

Finding the Fourth Proportional to 211,710,647.60, 317,530,748.51 and 64,123,117.95

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Solution

The fourth proportional to 211,710,647.60, 317,530,748.51 and 64,123,117.95 is: 96,174,008.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,710,647.60 : 317,530,748.51 = 64,123,117.95 : x
  2. Step 2: Convert to fraction form
    211,710,647.60/317,530,748.51 = 64,123,117.95/x
  3. Step 3: Cross multiply
    211,710,647.60x = 317,530,748.51 × 64,123,117.95
  4. Step 4: Simplify right side
    211,710,647.60x = 20,361,061,639,137,900
  5. Step 5: Solve for x
    x = 20,361,061,639,137,900/211,710,647.60
  6. Step 6: Final answer
    x = 96,174,008.58

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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.