Home / 121,383,411.80-182,075,117.70-82,836,224.60

Finding the Fourth Proportional to 121,383,411.80, 182,075,117.70 and 82,836,224.60

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Solution

The fourth proportional to 121,383,411.80, 182,075,117.70 and 82,836,224.60 is: 124,254,336.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,383,411.80 : 182,075,117.70 = 82,836,224.60 : x
  2. Step 2: Convert to fraction form
    121,383,411.80/182,075,117.70 = 82,836,224.60/x
  3. Step 3: Cross multiply
    121,383,411.80x = 182,075,117.70 × 82,836,224.60
  4. Step 4: Simplify right side
    121,383,411.80x = 15,082,415,343,868,634
  5. Step 5: Solve for x
    x = 15,082,415,343,868,634/121,383,411.80
  6. Step 6: Final answer
    x = 124,254,336.90

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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.