Home / 270,075,143.45-372,704,076.15-146,315,820.58

Finding the Fourth Proportional to 270,075,143.45, 372,704,076.15 and 146,315,820.58

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Solution

The fourth proportional to 270,075,143.45, 372,704,076.15 and 146,315,820.58 is: 201,916,037.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,075,143.45 : 372,704,076.15 = 146,315,820.58 : x
  2. Step 2: Convert to fraction form
    270,075,143.45/372,704,076.15 = 146,315,820.58/x
  3. Step 3: Cross multiply
    270,075,143.45x = 372,704,076.15 × 146,315,820.58
  4. Step 4: Simplify right side
    270,075,143.45x = 54,532,502,734,466,288
  5. Step 5: Solve for x
    x = 54,532,502,734,466,288/270,075,143.45
  6. Step 6: Final answer
    x = 201,916,037.28

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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.