Home / 148,209,365.64-204,461,856.72-89,453,248.68

Finding the Fourth Proportional to 148,209,365.64, 204,461,856.72 and 89,453,248.68

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Solution

The fourth proportional to 148,209,365.64, 204,461,856.72 and 89,453,248.68 is: 123,405,003.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,209,365.64 : 204,461,856.72 = 89,453,248.68 : x
  2. Step 2: Convert to fraction form
    148,209,365.64/204,461,856.72 = 89,453,248.68/x
  3. Step 3: Cross multiply
    148,209,365.64x = 204,461,856.72 × 89,453,248.68
  4. Step 4: Simplify right side
    148,209,365.64x = 18,289,777,314,748,692
  5. Step 5: Solve for x
    x = 18,289,777,314,748,692/148,209,365.64
  6. Step 6: Final answer
    x = 123,405,003.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.