Home / 303,912,864,003.60-455,869,296,005.40-147,184,535,811.60

Finding the Fourth Proportional to 303,912,864,003.60, 455,869,296,005.40 and 147,184,535,811.60

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Solution

The fourth proportional to 303,912,864,003.60, 455,869,296,005.40 and 147,184,535,811.60 is: 220,776,803,717.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,912,864,003.60 : 455,869,296,005.40 = 147,184,535,811.60 : x
  2. Step 2: Convert to fraction form
    303,912,864,003.60/455,869,296,005.40 = 147,184,535,811.60/x
  3. Step 3: Cross multiply
    303,912,864,003.60x = 455,869,296,005.40 × 147,184,535,811.60
  4. Step 4: Simplify right side
    303,912,864,003.60x = 67,096,910,723,315,685,916,672
  5. Step 5: Solve for x
    x = 67,096,910,723,315,685,916,672/303,912,864,003.60
  6. Step 6: Final answer
    x = 220,776,803,717.40

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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.