Home / 168,492,459.45-252,738,689.18-149,360,583.45

Finding the Fourth Proportional to 168,492,459.45, 252,738,689.18 and 149,360,583.45

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Solution

The fourth proportional to 168,492,459.45, 252,738,689.18 and 149,360,583.45 is: 224,040,875.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,492,459.45 : 252,738,689.18 = 149,360,583.45 : x
  2. Step 2: Convert to fraction form
    168,492,459.45/252,738,689.18 = 149,360,583.45/x
  3. Step 3: Cross multiply
    168,492,459.45x = 252,738,689.18 × 149,360,583.45
  4. Step 4: Simplify right side
    168,492,459.45x = 37,749,198,075,566,200
  5. Step 5: Solve for x
    x = 37,749,198,075,566,200/168,492,459.45
  6. Step 6: Final answer
    x = 224,040,875.18

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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.