Home / 149,610,921.60-224,227,425.60-72,768,489.60

Finding the Fourth Proportional to 149,610,921.60, 224,227,425.60 and 72,768,489.60

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Solution

The fourth proportional to 149,610,921.60, 224,227,425.60 and 72,768,489.60 is: 109,060,828.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,610,921.60 : 224,227,425.60 = 72,768,489.60 : x
  2. Step 2: Convert to fraction form
    149,610,921.60/224,227,425.60 = 72,768,489.60/x
  3. Step 3: Cross multiply
    149,610,921.60x = 224,227,425.60 × 72,768,489.60
  4. Step 4: Simplify right side
    149,610,921.60x = 16,316,691,087,808,372
  5. Step 5: Solve for x
    x = 16,316,691,087,808,372/149,610,921.60
  6. Step 6: Final answer
    x = 109,060,828.67

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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.