Home / 112,783,264.60-168,985,940.10-96,532,979.80

Finding the Fourth Proportional to 112,783,264.60, 168,985,940.10 and 96,532,979.80

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Solution

The fourth proportional to 112,783,264.60, 168,985,940.10 and 96,532,979.80 is: 144,637,738.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,783,264.60 : 168,985,940.10 = 96,532,979.80 : x
  2. Step 2: Convert to fraction form
    112,783,264.60/168,985,940.10 = 96,532,979.80/x
  3. Step 3: Cross multiply
    112,783,264.60x = 168,985,940.10 × 96,532,979.80
  4. Step 4: Simplify right side
    112,783,264.60x = 16,312,716,342,157,308
  5. Step 5: Solve for x
    x = 16,312,716,342,157,308/112,783,264.60
  6. Step 6: Final answer
    x = 144,637,738.59

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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.