Home / 536,237,512.80-804,754,400.40-213,353,109.60

Finding the Fourth Proportional to 536,237,512.80, 804,754,400.40 and 213,353,109.60

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Solution

The fourth proportional to 536,237,512.80, 804,754,400.40 and 213,353,109.60 is: 320,188,069.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,237,512.80 : 804,754,400.40 = 213,353,109.60 : x
  2. Step 2: Convert to fraction form
    536,237,512.80/804,754,400.40 = 213,353,109.60/x
  3. Step 3: Cross multiply
    536,237,512.80x = 804,754,400.40 × 213,353,109.60
  4. Step 4: Simplify right side
    536,237,512.80x = 171,696,853,789,623,488
  5. Step 5: Solve for x
    x = 171,696,853,789,623,488/536,237,512.80
  6. Step 6: Final answer
    x = 320,188,069.08

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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.