Home / 307,824,453.19-424,798,155.04-166,695,916.91

Finding the Fourth Proportional to 307,824,453.19, 424,798,155.04 and 166,695,916.91

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Solution

The fourth proportional to 307,824,453.19, 424,798,155.04 and 166,695,916.91 is: 230,040,587.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,824,453.19 : 424,798,155.04 = 166,695,916.91 : x
  2. Step 2: Convert to fraction form
    307,824,453.19/424,798,155.04 = 166,695,916.91/x
  3. Step 3: Cross multiply
    307,824,453.19x = 424,798,155.04 × 166,695,916.91
  4. Step 4: Simplify right side
    307,824,453.19x = 70,812,117,956,850,424
  5. Step 5: Solve for x
    x = 70,812,117,956,850,424/307,824,453.19
  6. Step 6: Final answer
    x = 230,040,587.17

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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.