Home / 214,087,393.72-295,416,909.52-118,715,504.64

Finding the Fourth Proportional to 214,087,393.72, 295,416,909.52 and 118,715,504.64

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Solution

The fourth proportional to 214,087,393.72, 295,416,909.52 and 118,715,504.64 is: 163,814,257.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,087,393.72 : 295,416,909.52 = 118,715,504.64 : x
  2. Step 2: Convert to fraction form
    214,087,393.72/295,416,909.52 = 118,715,504.64/x
  3. Step 3: Cross multiply
    214,087,393.72x = 295,416,909.52 × 118,715,504.64
  4. Step 4: Simplify right side
    214,087,393.72x = 35,070,567,492,856,020
  5. Step 5: Solve for x
    x = 35,070,567,492,856,020/214,087,393.72
  6. Step 6: Final answer
    x = 163,814,257.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.