Home / 53,444,820.80-80,214,470.40-45,792,070.40

Finding the Fourth Proportional to 53,444,820.80, 80,214,470.40 and 45,792,070.40

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Solution

The fourth proportional to 53,444,820.80, 80,214,470.40 and 45,792,070.40 is: 68,728,580.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,444,820.80 : 80,214,470.40 = 45,792,070.40 : x
  2. Step 2: Convert to fraction form
    53,444,820.80/80,214,470.40 = 45,792,070.40/x
  3. Step 3: Cross multiply
    53,444,820.80x = 80,214,470.40 × 45,792,070.40
  4. Step 4: Simplify right side
    53,444,820.80x = 3,673,186,675,655,516.50
  5. Step 5: Solve for x
    x = 3,673,186,675,655,516.50/53,444,820.80
  6. Step 6: Final answer
    x = 68,728,580.63

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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.