Home / 53,640,364.40-80,512,509.72-50,727,280.40

Finding the Fourth Proportional to 53,640,364.40, 80,512,509.72 and 50,727,280.40

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Solution

The fourth proportional to 53,640,364.40, 80,512,509.72 and 50,727,280.40 is: 76,140,061.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,640,364.40 : 80,512,509.72 = 50,727,280.40 : x
  2. Step 2: Convert to fraction form
    53,640,364.40/80,512,509.72 = 50,727,280.40/x
  3. Step 3: Cross multiply
    53,640,364.40x = 80,512,509.72 × 50,727,280.40
  4. Step 4: Simplify right side
    53,640,364.40x = 4,084,180,656,274,165.50
  5. Step 5: Solve for x
    x = 4,084,180,656,274,165.50/53,640,364.40
  6. Step 6: Final answer
    x = 76,140,061.72

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1.5x scale

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.