Home / 149,668,327.60-224,334,529.80-85,003,111.60

Finding the Fourth Proportional to 149,668,327.60, 224,334,529.80 and 85,003,111.60

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Solution

The fourth proportional to 149,668,327.60, 224,334,529.80 and 85,003,111.60 is: 127,409,274.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,668,327.60 : 224,334,529.80 = 85,003,111.60 : x
  2. Step 2: Convert to fraction form
    149,668,327.60/224,334,529.80 = 85,003,111.60/x
  3. Step 3: Cross multiply
    149,668,327.60x = 224,334,529.80 × 85,003,111.60
  4. Step 4: Simplify right side
    149,668,327.60x = 19,069,133,072,322,924
  5. Step 5: Solve for x
    x = 19,069,133,072,322,924/149,668,327.60
  6. Step 6: Final answer
    x = 127,409,274.75

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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.