Home / 349,140,629.20-523,118,300.52-210,675,300.50

Finding the Fourth Proportional to 349,140,629.20, 523,118,300.52 and 210,675,300.50

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Solution

The fourth proportional to 349,140,629.20, 523,118,300.52 and 210,675,300.50 is: 315,655,343.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,140,629.20 : 523,118,300.52 = 210,675,300.50 : x
  2. Step 2: Convert to fraction form
    349,140,629.20/523,118,300.52 = 210,675,300.50/x
  3. Step 3: Cross multiply
    349,140,629.20x = 523,118,300.52 × 210,675,300.50
  4. Step 4: Simplify right side
    349,140,629.20x = 110,208,105,159,100,304
  5. Step 5: Solve for x
    x = 110,208,105,159,100,304/349,140,629.20
  6. Step 6: Final answer
    x = 315,655,343.27

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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.