Home / 20,485,675,594.52-28,254,579,708.93-17,632,596,056.55

Finding the Fourth Proportional to 20,485,675,594.52, 28,254,579,708.93 and 17,632,596,056.55

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Solution

The fourth proportional to 20,485,675,594.52, 28,254,579,708.93 and 17,632,596,056.55 is: 24,319,509,915.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,485,675,594.52 : 28,254,579,708.93 = 17,632,596,056.55 : x
  2. Step 2: Convert to fraction form
    20,485,675,594.52/28,254,579,708.93 = 17,632,596,056.55/x
  3. Step 3: Cross multiply
    20,485,675,594.52x = 28,254,579,708.93 × 17,632,596,056.55
  4. Step 4: Simplify right side
    20,485,675,594.52x = 498,201,590,755,079,028,736
  5. Step 5: Solve for x
    x = 498,201,590,755,079,028,736/20,485,675,594.52
  6. Step 6: Final answer
    x = 24,319,509,915.91

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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.