Home / 112,115,849.60-168,173,774.40-51,649,673.60

Finding the Fourth Proportional to 112,115,849.60, 168,173,774.40 and 51,649,673.60

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Solution

The fourth proportional to 112,115,849.60, 168,173,774.40 and 51,649,673.60 is: 77,474,510.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,115,849.60 : 168,173,774.40 = 51,649,673.60 : x
  2. Step 2: Convert to fraction form
    112,115,849.60/168,173,774.40 = 51,649,673.60/x
  3. Step 3: Cross multiply
    112,115,849.60x = 168,173,774.40 × 51,649,673.60
  4. Step 4: Simplify right side
    112,115,849.60x = 8,686,120,555,840,036
  5. Step 5: Solve for x
    x = 8,686,120,555,840,036/112,115,849.60
  6. Step 6: Final answer
    x = 77,474,510.40

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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.