Home / 1,125,441,511.22-1,553,118,404.57-623,658,676.56

Finding the Fourth Proportional to 1,125,441,511.22, 1,553,118,404.57 and 623,658,676.56

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Solution

The fourth proportional to 1,125,441,511.22, 1,553,118,404.57 and 623,658,676.56 is: 860,654,026.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,125,441,511.22 : 1,553,118,404.57 = 623,658,676.56 : x
  2. Step 2: Convert to fraction form
    1,125,441,511.22/1,553,118,404.57 = 623,658,676.56/x
  3. Step 3: Cross multiply
    1,125,441,511.22x = 1,553,118,404.57 × 623,658,676.56
  4. Step 4: Simplify right side
    1,125,441,511.22x = 968,615,768,740,722,176
  5. Step 5: Solve for x
    x = 968,615,768,740,722,176/1,125,441,511.22
  6. Step 6: Final answer
    x = 860,654,026.96

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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.