Home / 407,146,999,355.13-561,888,376,130.20-224,244,064,629.42

Finding the Fourth Proportional to 407,146,999,355.13, 561,888,376,130.20 and 224,244,064,629.42

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Solution

The fourth proportional to 407,146,999,355.13, 561,888,376,130.20 and 224,244,064,629.42 is: 309,470,863,179.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,146,999,355.13 : 561,888,376,130.20 = 224,244,064,629.42 : x
  2. Step 2: Convert to fraction form
    407,146,999,355.13/561,888,376,130.20 = 224,244,064,629.42/x
  3. Step 3: Cross multiply
    407,146,999,355.13x = 561,888,376,130.20 × 224,244,064,629.42
  4. Step 4: Simplify right side
    407,146,999,355.13x = 126,000,133,331,460,412,145,664
  5. Step 5: Solve for x
    x = 126,000,133,331,460,412,145,664/407,146,999,355.13
  6. Step 6: Final answer
    x = 309,470,863,179.71

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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.