Home / 134,850,583,456.72-186,070,153,104.60-76,952,528,478.12

Finding the Fourth Proportional to 134,850,583,456.72, 186,070,153,104.60 and 76,952,528,478.12

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Solution

The fourth proportional to 134,850,583,456.72, 186,070,153,104.60 and 76,952,528,478.12 is: 106,180,992,240.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,850,583,456.72 : 186,070,153,104.60 = 76,952,528,478.12 : x
  2. Step 2: Convert to fraction form
    134,850,583,456.72/186,070,153,104.60 = 76,952,528,478.12/x
  3. Step 3: Cross multiply
    134,850,583,456.72x = 186,070,153,104.60 × 76,952,528,478.12
  4. Step 4: Simplify right side
    134,850,583,456.72x = 14,318,568,755,710,438,408,192
  5. Step 5: Solve for x
    x = 14,318,568,755,710,438,408,192/134,850,583,456.72
  6. Step 6: Final answer
    x = 106,180,992,240.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.