Home / 161,414,762.36-242,120,547.96-73,951,470.20

Finding the Fourth Proportional to 161,414,762.36, 242,120,547.96 and 73,951,470.20

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Solution

The fourth proportional to 161,414,762.36, 242,120,547.96 and 73,951,470.20 is: 110,926,474.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,414,762.36 : 242,120,547.96 = 73,951,470.20 : x
  2. Step 2: Convert to fraction form
    161,414,762.36/242,120,547.96 = 73,951,470.20/x
  3. Step 3: Cross multiply
    161,414,762.36x = 242,120,547.96 × 73,951,470.20
  4. Step 4: Simplify right side
    161,414,762.36x = 17,905,170,487,271,612
  5. Step 5: Solve for x
    x = 17,905,170,487,271,612/161,414,762.36
  6. Step 6: Final answer
    x = 110,926,474.29

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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.