Home / 112,195,400.40-168,293,100.60-107,660,437.20

Finding the Fourth Proportional to 112,195,400.40, 168,293,100.60 and 107,660,437.20

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Solution

The fourth proportional to 112,195,400.40, 168,293,100.60 and 107,660,437.20 is: 161,490,655.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,195,400.40 : 168,293,100.60 = 107,660,437.20 : x
  2. Step 2: Convert to fraction form
    112,195,400.40/168,293,100.60 = 107,660,437.20/x
  3. Step 3: Cross multiply
    112,195,400.40x = 168,293,100.60 × 107,660,437.20
  4. Step 4: Simplify right side
    112,195,400.40x = 18,118,508,788,339,584
  5. Step 5: Solve for x
    x = 18,118,508,788,339,584/112,195,400.40
  6. Step 6: Final answer
    x = 161,490,655.80

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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.