Home / 147,535,064.64-203,409,136.17-120,975,563.16

Finding the Fourth Proportional to 147,535,064.64, 203,409,136.17 and 120,975,563.16

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Solution

The fourth proportional to 147,535,064.64, 203,409,136.17 and 120,975,563.16 is: 166,791,093.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,535,064.64 : 203,409,136.17 = 120,975,563.16 : x
  2. Step 2: Convert to fraction form
    147,535,064.64/203,409,136.17 = 120,975,563.16/x
  3. Step 3: Cross multiply
    147,535,064.64x = 203,409,136.17 × 120,975,563.16
  4. Step 4: Simplify right side
    147,535,064.64x = 24,607,534,800,054,872
  5. Step 5: Solve for x
    x = 24,607,534,800,054,872/147,535,064.64
  6. Step 6: Final answer
    x = 166,791,093.77

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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.