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Finding the Third Proportional to 258,596,964 and 574,589,520

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Solution

The third proportional to 258,596,964 and 574,589,520 is: 1,276,709,174.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,596,964 : 574,589,520 = 574,589,520 : x
  2. Step 2: Convert to fraction form
    258,596,964/574,589,520 = 574,589,520/x
  3. Step 3: Cross multiply
    258,596,964x = 574,589,520 × 574,589,520
  4. Step 4: Simplify right side
    258,596,964x = 330,153,116,493,830,400
  5. Step 5: Solve for x
    x = 330,153,116,493,830,400/258,596,964
  6. Step 6: Final answer
    x = 1,276,709,174.72

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.