Home / 635,745,874.75-877,132,134.53-371,237,060.23

Finding the Fourth Proportional to 635,745,874.75, 877,132,134.53 and 371,237,060.23

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Solution

The fourth proportional to 635,745,874.75, 877,132,134.53 and 371,237,060.23 is: 512,192,006.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,745,874.75 : 877,132,134.53 = 371,237,060.23 : x
  2. Step 2: Convert to fraction form
    635,745,874.75/877,132,134.53 = 371,237,060.23/x
  3. Step 3: Cross multiply
    635,745,874.75x = 877,132,134.53 × 371,237,060.23
  4. Step 4: Simplify right side
    635,745,874.75x = 325,623,955,054,325,888
  5. Step 5: Solve for x
    x = 325,623,955,054,325,888/635,745,874.75
  6. Step 6: Final answer
    x = 512,192,006.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.