Home / 652,860,002.70-979,290,004.05-216,228,077.10

Finding the Fourth Proportional to 652,860,002.70, 979,290,004.05 and 216,228,077.10

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Solution

The fourth proportional to 652,860,002.70, 979,290,004.05 and 216,228,077.10 is: 324,342,115.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,860,002.70 : 979,290,004.05 = 216,228,077.10 : x
  2. Step 2: Convert to fraction form
    652,860,002.70/979,290,004.05 = 216,228,077.10/x
  3. Step 3: Cross multiply
    652,860,002.70x = 979,290,004.05 × 216,228,077.10
  4. Step 4: Simplify right side
    652,860,002.70x = 211,749,994,498,982,688
  5. Step 5: Solve for x
    x = 211,749,994,498,982,688/652,860,002.70
  6. Step 6: Final answer
    x = 324,342,115.65

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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.