Home / 190,052,983-262,273,116.63-103,132,855

Finding the Fourth Proportional to 190,052,983, 262,273,116.63 and 103,132,855

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Solution

The fourth proportional to 190,052,983, 262,273,116.63 and 103,132,855 is: 142,323,339.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,052,983 : 262,273,116.63 = 103,132,855 : x
  2. Step 2: Convert to fraction form
    190,052,983/262,273,116.63 = 103,132,855/x
  3. Step 3: Cross multiply
    190,052,983x = 262,273,116.63 × 103,132,855
  4. Step 4: Simplify right side
    190,052,983x = 27,048,975,307,799,880
  5. Step 5: Solve for x
    x = 27,048,975,307,799,880/190,052,983
  6. Step 6: Final answer
    x = 142,323,339.95

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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.