Home / 112,100,674.90-168,151,012.35-51,516,400.90

Finding the Fourth Proportional to 112,100,674.90, 168,151,012.35 and 51,516,400.90

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Solution

The fourth proportional to 112,100,674.90, 168,151,012.35 and 51,516,400.90 is: 77,274,601.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,100,674.90 : 168,151,012.35 = 51,516,400.90 : x
  2. Step 2: Convert to fraction form
    112,100,674.90/168,151,012.35 = 51,516,400.90/x
  3. Step 3: Cross multiply
    112,100,674.90x = 168,151,012.35 × 51,516,400.90
  4. Step 4: Simplify right side
    112,100,674.90x = 8,662,534,963,963,451
  5. Step 5: Solve for x
    x = 8,662,534,963,963,451/112,100,674.90
  6. Step 6: Final answer
    x = 77,274,601.35

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Similar ratio
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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.