Home / 536,213,281.52-804,318,733.91-142,740,197.12

Finding the Fourth Proportional to 536,213,281.52, 804,318,733.91 and 142,740,197.12

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Solution

The fourth proportional to 536,213,281.52, 804,318,733.91 and 142,740,197.12 is: 214,109,979.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,213,281.52 : 804,318,733.91 = 142,740,197.12 : x
  2. Step 2: Convert to fraction form
    536,213,281.52/804,318,733.91 = 142,740,197.12/x
  3. Step 3: Cross multiply
    536,213,281.52x = 804,318,733.91 × 142,740,197.12
  4. Step 4: Simplify right side
    536,213,281.52x = 114,808,614,625,622,224
  5. Step 5: Solve for x
    x = 114,808,614,625,622,224/536,213,281.52
  6. Step 6: Final answer
    x = 214,109,979.34

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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.