Home / 407,146,999,356.63-561,888,376,132.23-224,244,064,630.92

Finding the Fourth Proportional to 407,146,999,356.63, 561,888,376,132.23 and 224,244,064,630.92

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Solution

The fourth proportional to 407,146,999,356.63, 561,888,376,132.23 and 224,244,064,630.92 is: 309,470,863,181.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,146,999,356.63 : 561,888,376,132.23 = 224,244,064,630.92 : x
  2. Step 2: Convert to fraction form
    407,146,999,356.63/561,888,376,132.23 = 224,244,064,630.92/x
  3. Step 3: Cross multiply
    407,146,999,356.63x = 561,888,376,132.23 × 224,244,064,630.92
  4. Step 4: Simplify right side
    407,146,999,356.63x = 126,000,133,332,758,482,124,800
  5. Step 5: Solve for x
    x = 126,000,133,332,758,482,124,800/407,146,999,356.63
  6. Step 6: Final answer
    x = 309,470,863,181.76

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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.