Home / 525,453,814.30-788,180,721.45-331,962,051.10

Finding the Fourth Proportional to 525,453,814.30, 788,180,721.45 and 331,962,051.10

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Solution

The fourth proportional to 525,453,814.30, 788,180,721.45 and 331,962,051.10 is: 497,943,076.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,453,814.30 : 788,180,721.45 = 331,962,051.10 : x
  2. Step 2: Convert to fraction form
    525,453,814.30/788,180,721.45 = 331,962,051.10/x
  3. Step 3: Cross multiply
    525,453,814.30x = 788,180,721.45 × 331,962,051.10
  4. Step 4: Simplify right side
    525,453,814.30x = 261,646,088,930,019,808
  5. Step 5: Solve for x
    x = 261,646,088,930,019,808/525,453,814.30
  6. Step 6: Final answer
    x = 497,943,076.65

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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.