Home / 211,307,910.87-316,813,353.39-93,076,570.84

Finding the Fourth Proportional to 211,307,910.87, 316,813,353.39 and 93,076,570.84

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Solution

The fourth proportional to 211,307,910.87, 316,813,353.39 and 93,076,570.84 is: 139,549,439.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,307,910.87 : 316,813,353.39 = 93,076,570.84 : x
  2. Step 2: Convert to fraction form
    211,307,910.87/316,813,353.39 = 93,076,570.84/x
  3. Step 3: Cross multiply
    211,307,910.87x = 316,813,353.39 × 93,076,570.84
  4. Step 4: Simplify right side
    211,307,910.87x = 29,487,900,529,862,288
  5. Step 5: Solve for x
    x = 29,487,900,529,862,288/211,307,910.87
  6. Step 6: Final answer
    x = 139,549,439.53

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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.