Home / 140,980,475.16-211,514,021.48-67,298,284.11

Finding the Fourth Proportional to 140,980,475.16, 211,514,021.48 and 67,298,284.11

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Solution

The fourth proportional to 140,980,475.16, 211,514,021.48 and 67,298,284.11 is: 100,968,099.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,980,475.16 : 211,514,021.48 = 67,298,284.11 : x
  2. Step 2: Convert to fraction form
    140,980,475.16/211,514,021.48 = 67,298,284.11/x
  3. Step 3: Cross multiply
    140,980,475.16x = 211,514,021.48 × 67,298,284.11
  4. Step 4: Simplify right side
    140,980,475.16x = 14,234,530,711,771,104
  5. Step 5: Solve for x
    x = 14,234,530,711,771,104/140,980,475.16
  6. Step 6: Final answer
    x = 100,968,099.98

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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.