Home / 307,652,838.26-424,560,904.62-168,423,600.03

Finding the Fourth Proportional to 307,652,838.26, 424,560,904.62 and 168,423,600.03

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Solution

The fourth proportional to 307,652,838.26, 424,560,904.62 and 168,423,600.03 is: 232,424,561.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,652,838.26 : 424,560,904.62 = 168,423,600.03 : x
  2. Step 2: Convert to fraction form
    307,652,838.26/424,560,904.62 = 168,423,600.03/x
  3. Step 3: Cross multiply
    307,652,838.26x = 424,560,904.62 × 168,423,600.03
  4. Step 4: Simplify right side
    307,652,838.26x = 71,506,075,988,478,744
  5. Step 5: Solve for x
    x = 71,506,075,988,478,744/307,652,838.26
  6. Step 6: Final answer
    x = 232,424,561.37

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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.