Home / 149,669,189.60-224,335,822.80-85,003,973.60

Finding the Fourth Proportional to 149,669,189.60, 224,335,822.80 and 85,003,973.60

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Solution

The fourth proportional to 149,669,189.60, 224,335,822.80 and 85,003,973.60 is: 127,410,567.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,669,189.60 : 224,335,822.80 = 85,003,973.60 : x
  2. Step 2: Convert to fraction form
    149,669,189.60/224,335,822.80 = 85,003,973.60/x
  3. Step 3: Cross multiply
    149,669,189.60x = 224,335,822.80 × 85,003,973.60
  4. Step 4: Simplify right side
    149,669,189.60x = 19,069,436,358,825,476
  5. Step 5: Solve for x
    x = 19,069,436,358,825,476/149,669,189.60
  6. Step 6: Final answer
    x = 127,410,567.33

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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.