Home / 2,980,024,992,308.80-4,470,037,488,463.20-860,129,234,689.60

Finding the Fourth Proportional to 2,980,024,992,308.80, 4,470,037,488,463.20 and 860,129,234,689.60

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Solution

The fourth proportional to 2,980,024,992,308.80, 4,470,037,488,463.20 and 860,129,234,689.60 is: 1,290,193,852,034.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,024,992,308.80 : 4,470,037,488,463.20 = 860,129,234,689.60 : x
  2. Step 2: Convert to fraction form
    2,980,024,992,308.80/4,470,037,488,463.20 = 860,129,234,689.60/x
  3. Step 3: Cross multiply
    2,980,024,992,308.80x = 4,470,037,488,463.20 × 860,129,234,689.60
  4. Step 4: Simplify right side
    2,980,024,992,308.80x = 3,844,809,923,985,673,834,987,520
  5. Step 5: Solve for x
    x = 3,844,809,923,985,673,834,987,520/2,980,024,992,308.80
  6. Step 6: Final answer
    x = 1,290,193,852,034.40

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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.