Home / 211,307,908.61-316,813,350.03-93,076,568.59

Finding the Fourth Proportional to 211,307,908.61, 316,813,350.03 and 93,076,568.59

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Solution

The fourth proportional to 211,307,908.61, 316,813,350.03 and 93,076,568.59 is: 139,549,436.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,307,908.61 : 316,813,350.03 = 93,076,568.59 : x
  2. Step 2: Convert to fraction form
    211,307,908.61/316,813,350.03 = 93,076,568.59/x
  3. Step 3: Cross multiply
    211,307,908.61x = 316,813,350.03 × 93,076,568.59
  4. Step 4: Simplify right side
    211,307,908.61x = 29,487,899,503,747,928
  5. Step 5: Solve for x
    x = 29,487,899,503,747,928/211,307,908.61
  6. Step 6: Final answer
    x = 139,549,436.16

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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.