Home / 370,686,907.26-556,063,041.66-137,520,320.22

Finding the Fourth Proportional to 370,686,907.26, 556,063,041.66 and 137,520,320.22

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Solution

The fourth proportional to 370,686,907.26, 556,063,041.66 and 137,520,320.22 is: 206,292,604.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,686,907.26 : 556,063,041.66 = 137,520,320.22 : x
  2. Step 2: Convert to fraction form
    370,686,907.26/556,063,041.66 = 137,520,320.22/x
  3. Step 3: Cross multiply
    370,686,907.26x = 556,063,041.66 × 137,520,320.22
  4. Step 4: Simplify right side
    370,686,907.26x = 76,469,967,551,590,400
  5. Step 5: Solve for x
    x = 76,469,967,551,590,400/370,686,907.26
  6. Step 6: Final answer
    x = 206,292,604.50

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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.