Home / 190,371,428.46-262,615,871.94-124,330,584.06

Finding the Fourth Proportional to 190,371,428.46, 262,615,871.94 and 124,330,584.06

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Solution

The fourth proportional to 190,371,428.46, 262,615,871.94 and 124,330,584.06 is: 171,513,052.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,371,428.46 : 262,615,871.94 = 124,330,584.06 : x
  2. Step 2: Convert to fraction form
    190,371,428.46/262,615,871.94 = 124,330,584.06/x
  3. Step 3: Cross multiply
    190,371,428.46x = 262,615,871.94 × 124,330,584.06
  4. Step 4: Simplify right side
    190,371,428.46x = 32,651,184,741,726,364
  5. Step 5: Solve for x
    x = 32,651,184,741,726,364/190,371,428.46
  6. Step 6: Final answer
    x = 171,513,052.17

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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.