Home / 307,653,936.48-461,332,888.56-103,038,916.32

Finding the Fourth Proportional to 307,653,936.48, 461,332,888.56 and 103,038,916.32

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Solution

The fourth proportional to 307,653,936.48, 461,332,888.56 and 103,038,916.32 is: 154,508,801.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,653,936.48 : 461,332,888.56 = 103,038,916.32 : x
  2. Step 2: Convert to fraction form
    307,653,936.48/461,332,888.56 = 103,038,916.32/x
  3. Step 3: Cross multiply
    307,653,936.48x = 461,332,888.56 × 103,038,916.32
  4. Step 4: Simplify right side
    307,653,936.48x = 47,535,240,899,997,720
  5. Step 5: Solve for x
    x = 47,535,240,899,997,720/307,653,936.48
  6. Step 6: Final answer
    x = 154,508,801.17

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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.