Home / 149,246,046.60-223,869,069.90-45,615,051.60

Finding the Fourth Proportional to 149,246,046.60, 223,869,069.90 and 45,615,051.60

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Solution

The fourth proportional to 149,246,046.60, 223,869,069.90 and 45,615,051.60 is: 68,422,577.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,246,046.60 : 223,869,069.90 = 45,615,051.60 : x
  2. Step 2: Convert to fraction form
    149,246,046.60/223,869,069.90 = 45,615,051.60/x
  3. Step 3: Cross multiply
    149,246,046.60x = 223,869,069.90 × 45,615,051.60
  4. Step 4: Simplify right side
    149,246,046.60x = 10,211,799,175,132,508
  5. Step 5: Solve for x
    x = 10,211,799,175,132,508/149,246,046.60
  6. Step 6: Final answer
    x = 68,422,577.40

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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.