Home / 119,928,617.29-165,501,864.53-64,924,342.57

Finding the Fourth Proportional to 119,928,617.29, 165,501,864.53 and 64,924,342.57

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Solution

The fourth proportional to 119,928,617.29, 165,501,864.53 and 64,924,342.57 is: 89,595,794.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,928,617.29 : 165,501,864.53 = 64,924,342.57 : x
  2. Step 2: Convert to fraction form
    119,928,617.29/165,501,864.53 = 64,924,342.57/x
  3. Step 3: Cross multiply
    119,928,617.29x = 165,501,864.53 × 64,924,342.57
  4. Step 4: Simplify right side
    119,928,617.29x = 10,745,099,748,719,452
  5. Step 5: Solve for x
    x = 10,745,099,748,719,452/119,928,617.29
  6. Step 6: Final answer
    x = 89,595,794.49

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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.