Home / 232,036,833,373.64-320,210,845,453.98-129,151,745,082.54

Finding the Fourth Proportional to 232,036,833,373.64, 320,210,845,453.98 and 129,151,745,082.54

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Solution

The fourth proportional to 232,036,833,373.64, 320,210,845,453.98 and 129,151,745,082.54 is: 178,229,416,784.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,036,833,373.64 : 320,210,845,453.98 = 129,151,745,082.54 : x
  2. Step 2: Convert to fraction form
    232,036,833,373.64/320,210,845,453.98 = 129,151,745,082.54/x
  3. Step 3: Cross multiply
    232,036,833,373.64x = 320,210,845,453.98 × 129,151,745,082.54
  4. Step 4: Simplify right side
    232,036,833,373.64x = 41,355,789,484,737,028,947,968
  5. Step 5: Solve for x
    x = 41,355,789,484,737,028,947,968/232,036,833,373.64
  6. Step 6: Final answer
    x = 178,229,416,784.63

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Double scale
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1.5x scale

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.