Home / 1,247,379,984,752.50-1,867,847,567,165.30-860,898,672,535.08

Finding the Fourth Proportional to 1,247,379,984,752.50, 1,867,847,567,165.30 and 860,898,672,535.08

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Solution

The fourth proportional to 1,247,379,984,752.50, 1,867,847,567,165.30 and 860,898,672,535.08 is: 1,289,124,012,511.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,379,984,752.50 : 1,867,847,567,165.30 = 860,898,672,535.08 : x
  2. Step 2: Convert to fraction form
    1,247,379,984,752.50/1,867,847,567,165.30 = 860,898,672,535.08/x
  3. Step 3: Cross multiply
    1,247,379,984,752.50x = 1,867,847,567,165.30 × 860,898,672,535.08
  4. Step 4: Simplify right side
    1,247,379,984,752.50x = 1,608,027,491,070,485,291,073,536
  5. Step 5: Solve for x
    x = 1,608,027,491,070,485,291,073,536/1,247,379,984,752.50
  6. Step 6: Final answer
    x = 1,289,124,012,511.35

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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.