Home / 288,401,571.14-432,602,361.72-70,050,441.90

Finding the Fourth Proportional to 288,401,571.14, 432,602,361.72 and 70,050,441.90

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Solution

The fourth proportional to 288,401,571.14, 432,602,361.72 and 70,050,441.90 is: 105,075,664.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,401,571.14 : 432,602,361.72 = 70,050,441.90 : x
  2. Step 2: Convert to fraction form
    288,401,571.14/432,602,361.72 = 70,050,441.90/x
  3. Step 3: Cross multiply
    288,401,571.14x = 432,602,361.72 × 70,050,441.90
  4. Step 4: Simplify right side
    288,401,571.14x = 30,303,986,605,469,648
  5. Step 5: Solve for x
    x = 30,303,986,605,469,648/288,401,571.14
  6. Step 6: Final answer
    x = 105,075,664.07

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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.