Home / 190,638,021.24-262,766,073.42-134,811,434.52

Finding the Fourth Proportional to 190,638,021.24, 262,766,073.42 and 134,811,434.52

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Solution

The fourth proportional to 190,638,021.24, 262,766,073.42 and 134,811,434.52 is: 185,817,451.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,638,021.24 : 262,766,073.42 = 134,811,434.52 : x
  2. Step 2: Convert to fraction form
    190,638,021.24/262,766,073.42 = 134,811,434.52/x
  3. Step 3: Cross multiply
    190,638,021.24x = 262,766,073.42 × 134,811,434.52
  4. Step 4: Simplify right side
    190,638,021.24x = 35,423,871,300,937,844
  5. Step 5: Solve for x
    x = 35,423,871,300,937,844/190,638,021.24
  6. Step 6: Final answer
    x = 185,817,451.68

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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.