Home / 151,257,666.40-226,886,499.60-99,601,601.20

Finding the Fourth Proportional to 151,257,666.40, 226,886,499.60 and 99,601,601.20

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Solution

The fourth proportional to 151,257,666.40, 226,886,499.60 and 99,601,601.20 is: 149,402,401.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,257,666.40 : 226,886,499.60 = 99,601,601.20 : x
  2. Step 2: Convert to fraction form
    151,257,666.40/226,886,499.60 = 99,601,601.20/x
  3. Step 3: Cross multiply
    151,257,666.40x = 226,886,499.60 × 99,601,601.20
  4. Step 4: Simplify right side
    151,257,666.40x = 22,598,258,650,823,160
  5. Step 5: Solve for x
    x = 22,598,258,650,823,160/151,257,666.40
  6. Step 6: Final answer
    x = 149,402,401.80

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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.