Home / 672,751,552.34-1,009,354,557.82-423,944,173.10

Finding the Fourth Proportional to 672,751,552.34, 1,009,354,557.82 and 423,944,173.10

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Solution

The fourth proportional to 672,751,552.34, 1,009,354,557.82 and 423,944,173.10 is: 636,059,451.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,751,552.34 : 1,009,354,557.82 = 423,944,173.10 : x
  2. Step 2: Convert to fraction form
    672,751,552.34/1,009,354,557.82 = 423,944,173.10/x
  3. Step 3: Cross multiply
    672,751,552.34x = 1,009,354,557.82 × 423,944,173.10
  4. Step 4: Simplify right side
    672,751,552.34x = 427,909,983,379,716,096
  5. Step 5: Solve for x
    x = 427,909,983,379,716,096/672,751,552.34
  6. Step 6: Final answer
    x = 636,059,451.50

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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.