Home / 125,470,219,748.04-188,260,907,725.95-65,764,692,741.78

Finding the Fourth Proportional to 125,470,219,748.04, 188,260,907,725.95 and 65,764,692,741.78

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Solution

The fourth proportional to 125,470,219,748.04, 188,260,907,725.95 and 65,764,692,741.78 is: 98,676,170,144.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,470,219,748.04 : 188,260,907,725.95 = 65,764,692,741.78 : x
  2. Step 2: Convert to fraction form
    125,470,219,748.04/188,260,907,725.95 = 65,764,692,741.78/x
  3. Step 3: Cross multiply
    125,470,219,748.04x = 188,260,907,725.95 × 65,764,692,741.78
  4. Step 4: Simplify right side
    125,470,219,748.04x = 12,380,920,751,885,698,203,648
  5. Step 5: Solve for x
    x = 12,380,920,751,885,698,203,648/125,470,219,748.04
  6. Step 6: Final answer
    x = 98,676,170,144.18

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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.