Home / 161,077,012.44-222,280,019.83-98,457,956.06

Finding the Fourth Proportional to 161,077,012.44, 222,280,019.83 and 98,457,956.06

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Solution

The fourth proportional to 161,077,012.44, 222,280,019.83 and 98,457,956.06 is: 135,868,154.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,077,012.44 : 222,280,019.83 = 98,457,956.06 : x
  2. Step 2: Convert to fraction form
    161,077,012.44/222,280,019.83 = 98,457,956.06/x
  3. Step 3: Cross multiply
    161,077,012.44x = 222,280,019.83 × 98,457,956.06
  4. Step 4: Simplify right side
    161,077,012.44x = 21,885,236,423,896,408
  5. Step 5: Solve for x
    x = 21,885,236,423,896,408/161,077,012.44
  6. Step 6: Final answer
    x = 135,868,154.57

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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.