Home / 112,101,391.60-168,152,087.40-31,322,359.60

Finding the Fourth Proportional to 112,101,391.60, 168,152,087.40 and 31,322,359.60

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Solution

The fourth proportional to 112,101,391.60, 168,152,087.40 and 31,322,359.60 is: 46,983,539.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,101,391.60 : 168,152,087.40 = 31,322,359.60 : x
  2. Step 2: Convert to fraction form
    112,101,391.60/168,152,087.40 = 31,322,359.60/x
  3. Step 3: Cross multiply
    112,101,391.60x = 168,152,087.40 × 31,322,359.60
  4. Step 4: Simplify right side
    112,101,391.60x = 5,266,920,149,033,429
  5. Step 5: Solve for x
    x = 5,266,920,149,033,429/112,101,391.60
  6. Step 6: Final answer
    x = 46,983,539.40

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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.