Home / 111,666,262.32-167,507,357.64-29,784,678.96

Finding the Fourth Proportional to 111,666,262.32, 167,507,357.64 and 29,784,678.96

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Solution

The fourth proportional to 111,666,262.32, 167,507,357.64 and 29,784,678.96 is: 44,679,142.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,666,262.32 : 167,507,357.64 = 29,784,678.96 : x
  2. Step 2: Convert to fraction form
    111,666,262.32/167,507,357.64 = 29,784,678.96/x
  3. Step 3: Cross multiply
    111,666,262.32x = 167,507,357.64 × 29,784,678.96
  4. Step 4: Simplify right side
    111,666,262.32x = 4,989,152,870,745,303
  5. Step 5: Solve for x
    x = 4,989,152,870,745,303/111,666,262.32
  6. Step 6: Final answer
    x = 44,679,142.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.