Home / 316,047,678,048.42-436,146,227,607.60-171,531,809,966.22

Finding the Fourth Proportional to 316,047,678,048.42, 436,146,227,607.60 and 171,531,809,966.22

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Solution

The fourth proportional to 316,047,678,048.42, 436,146,227,607.60 and 171,531,809,966.22 is: 236,714,132,163.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,047,678,048.42 : 436,146,227,607.60 = 171,531,809,966.22 : x
  2. Step 2: Convert to fraction form
    316,047,678,048.42/436,146,227,607.60 = 171,531,809,966.22/x
  3. Step 3: Cross multiply
    316,047,678,048.42x = 436,146,227,607.60 × 171,531,809,966.22
  4. Step 4: Simplify right side
    316,047,678,048.42x = 74,812,951,831,470,573,355,008
  5. Step 5: Solve for x
    x = 74,812,951,831,470,573,355,008/316,047,678,048.42
  6. Step 6: Final answer
    x = 236,714,132,163.34

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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.