Home / 201,692,923.49-302,627,384.37-70,629,267.56

Finding the Fourth Proportional to 201,692,923.49, 302,627,384.37 and 70,629,267.56

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Solution

The fourth proportional to 201,692,923.49, 302,627,384.37 and 70,629,267.56 is: 105,974,717.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,692,923.49 : 302,627,384.37 = 70,629,267.56 : x
  2. Step 2: Convert to fraction form
    201,692,923.49/302,627,384.37 = 70,629,267.56/x
  3. Step 3: Cross multiply
    201,692,923.49x = 302,627,384.37 × 70,629,267.56
  4. Step 4: Simplify right side
    201,692,923.49x = 21,374,350,502,231,688
  5. Step 5: Solve for x
    x = 21,374,350,502,231,688/201,692,923.49
  6. Step 6: Final answer
    x = 105,974,717.07

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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.