Home / 127,276,277.45-190,836,281.48-49,462,322.65

Finding the Fourth Proportional to 127,276,277.45, 190,836,281.48 and 49,462,322.65

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Solution

The fourth proportional to 127,276,277.45, 190,836,281.48 and 49,462,322.65 is: 74,163,119.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,276,277.45 : 190,836,281.48 = 49,462,322.65 : x
  2. Step 2: Convert to fraction form
    127,276,277.45/190,836,281.48 = 49,462,322.65/x
  3. Step 3: Cross multiply
    127,276,277.45x = 190,836,281.48 × 49,462,322.65
  4. Step 4: Simplify right side
    127,276,277.45x = 9,439,205,727,536,544
  5. Step 5: Solve for x
    x = 9,439,205,727,536,544/127,276,277.45
  6. Step 6: Final answer
    x = 74,163,119.13

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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.