Home / 65,448,465.94-90,319,156.50-36,079,154.11

Finding the Fourth Proportional to 65,448,465.94, 90,319,156.50 and 36,079,154.11

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Solution

The fourth proportional to 65,448,465.94, 90,319,156.50 and 36,079,154.11 is: 49,789,383.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,448,465.94 : 90,319,156.50 = 36,079,154.11 : x
  2. Step 2: Convert to fraction form
    65,448,465.94/90,319,156.50 = 36,079,154.11/x
  3. Step 3: Cross multiply
    65,448,465.94x = 90,319,156.50 × 36,079,154.11
  4. Step 4: Simplify right side
    65,448,465.94x = 3,258,638,766,448,708
  5. Step 5: Solve for x
    x = 3,258,638,766,448,708/65,448,465.94
  6. Step 6: Final answer
    x = 49,789,383.44

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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.