Home / 407,146,999,353.61-561,888,376,128.10-224,244,064,627.92

Finding the Fourth Proportional to 407,146,999,353.61, 561,888,376,128.10 and 224,244,064,627.92

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Solution

The fourth proportional to 407,146,999,353.61, 561,888,376,128.10 and 224,244,064,627.92 is: 309,470,863,177.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,146,999,353.61 : 561,888,376,128.10 = 224,244,064,627.92 : x
  2. Step 2: Convert to fraction form
    407,146,999,353.61/561,888,376,128.10 = 224,244,064,627.92/x
  3. Step 3: Cross multiply
    407,146,999,353.61x = 561,888,376,128.10 × 224,244,064,627.92
  4. Step 4: Simplify right side
    407,146,999,353.61x = 126,000,133,330,146,672,246,784
  5. Step 5: Solve for x
    x = 126,000,133,330,146,672,246,784/407,146,999,353.61
  6. Step 6: Final answer
    x = 309,470,863,177.64

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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.