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Finding the Fourth Proportional to 573,159,520.30, 859,573,031.54 and 223,327,557.99

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Solution

The fourth proportional to 573,159,520.30, 859,573,031.54 and 223,327,557.99 is: 334,926,559.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,159,520.30 : 859,573,031.54 = 223,327,557.99 : x
  2. Step 2: Convert to fraction form
    573,159,520.30/859,573,031.54 = 223,327,557.99/x
  3. Step 3: Cross multiply
    573,159,520.30x = 859,573,031.54 × 223,327,557.99
  4. Step 4: Simplify right side
    573,159,520.30x = 191,966,346,047,889,440
  5. Step 5: Solve for x
    x = 191,966,346,047,889,440/573,159,520.30
  6. Step 6: Final answer
    x = 334,926,559.27

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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.