Home / 127,031,488.29-190,562,978.84-36,162,163.17

Finding the Fourth Proportional to 127,031,488.29, 190,562,978.84 and 36,162,163.17

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Solution

The fourth proportional to 127,031,488.29, 190,562,978.84 and 36,162,163.17 is: 54,247,727.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,031,488.29 : 190,562,978.84 = 36,162,163.17 : x
  2. Step 2: Convert to fraction form
    127,031,488.29/190,562,978.84 = 36,162,163.17/x
  3. Step 3: Cross multiply
    127,031,488.29x = 190,562,978.84 × 36,162,163.17
  4. Step 4: Simplify right side
    127,031,488.29x = 6,891,169,534,792,527
  5. Step 5: Solve for x
    x = 6,891,169,534,792,527/127,031,488.29
  6. Step 6: Final answer
    x = 54,247,727.30

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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.