Home / 112,102,408.60-168,153,612.90-31,323,376.60

Finding the Fourth Proportional to 112,102,408.60, 168,153,612.90 and 31,323,376.60

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Solution

The fourth proportional to 112,102,408.60, 168,153,612.90 and 31,323,376.60 is: 46,985,064.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,102,408.60 : 168,153,612.90 = 31,323,376.60 : x
  2. Step 2: Convert to fraction form
    112,102,408.60/168,153,612.90 = 31,323,376.60/x
  3. Step 3: Cross multiply
    112,102,408.60x = 168,153,612.90 × 31,323,376.60
  4. Step 4: Simplify right side
    112,102,408.60x = 5,267,138,943,517,319
  5. Step 5: Solve for x
    x = 5,267,138,943,517,319/112,102,408.60
  6. Step 6: Final answer
    x = 46,985,064.90

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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.