Home / 510,190,822.62-704,018,421.72-284,112,726.66

Finding the Fourth Proportional to 510,190,822.62, 704,018,421.72 and 284,112,726.66

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Solution

The fourth proportional to 510,190,822.62, 704,018,421.72 and 284,112,726.66 is: 392,050,551.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,190,822.62 : 704,018,421.72 = 284,112,726.66 : x
  2. Step 2: Convert to fraction form
    510,190,822.62/704,018,421.72 = 284,112,726.66/x
  3. Step 3: Cross multiply
    510,190,822.62x = 704,018,421.72 × 284,112,726.66
  4. Step 4: Simplify right side
    510,190,822.62x = 200,020,593,413,739,008
  5. Step 5: Solve for x
    x = 200,020,593,413,739,008/510,190,822.62
  6. Step 6: Final answer
    x = 392,050,551.57

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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.