Home / 116,956,724.14-161,349,615.03-70,521,181.03

Finding the Fourth Proportional to 116,956,724.14, 161,349,615.03 and 70,521,181.03

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Solution

The fourth proportional to 116,956,724.14, 161,349,615.03 and 70,521,181.03 is: 97,288,680.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,956,724.14 : 161,349,615.03 = 70,521,181.03 : x
  2. Step 2: Convert to fraction form
    116,956,724.14/161,349,615.03 = 70,521,181.03/x
  3. Step 3: Cross multiply
    116,956,724.14x = 161,349,615.03 × 70,521,181.03
  4. Step 4: Simplify right side
    116,956,724.14x = 11,378,565,410,651,440
  5. Step 5: Solve for x
    x = 11,378,565,410,651,440/116,956,724.14
  6. Step 6: Final answer
    x = 97,288,680.87

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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.