Home / 536,556,259.20-804,834,388.80-191,521,142.40

Finding the Fourth Proportional to 536,556,259.20, 804,834,388.80 and 191,521,142.40

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Solution

The fourth proportional to 536,556,259.20, 804,834,388.80 and 191,521,142.40 is: 287,281,713.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,556,259.20 : 804,834,388.80 = 191,521,142.40 : x
  2. Step 2: Convert to fraction form
    536,556,259.20/804,834,388.80 = 191,521,142.40/x
  3. Step 3: Cross multiply
    536,556,259.20x = 804,834,388.80 × 191,521,142.40
  4. Step 4: Simplify right side
    536,556,259.20x = 154,142,801,585,781,760
  5. Step 5: Solve for x
    x = 154,142,801,585,781,760/536,556,259.20
  6. Step 6: Final answer
    x = 287,281,713.60

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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.