Home / 133,179,938.34-199,785,915.27-46,900,513.86

Finding the Fourth Proportional to 133,179,938.34, 199,785,915.27 and 46,900,513.86

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Solution

The fourth proportional to 133,179,938.34, 199,785,915.27 and 46,900,513.86 is: 70,356,408.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,179,938.34 : 199,785,915.27 = 46,900,513.86 : x
  2. Step 2: Convert to fraction form
    133,179,938.34/199,785,915.27 = 46,900,513.86/x
  3. Step 3: Cross multiply
    133,179,938.34x = 199,785,915.27 × 46,900,513.86
  4. Step 4: Simplify right side
    133,179,938.34x = 9,370,062,088,153,422
  5. Step 5: Solve for x
    x = 9,370,062,088,153,422/133,179,938.34
  6. Step 6: Final answer
    x = 70,356,408.07

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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.