Home / 164,211,421.55-225,404,665.47-145,210,240.67

Finding the Fourth Proportional to 164,211,421.55, 225,404,665.47 and 145,210,240.67

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Solution

The fourth proportional to 164,211,421.55, 225,404,665.47 and 145,210,240.67 is: 199,322,711.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,211,421.55 : 225,404,665.47 = 145,210,240.67 : x
  2. Step 2: Convert to fraction form
    164,211,421.55/225,404,665.47 = 145,210,240.67/x
  3. Step 3: Cross multiply
    164,211,421.55x = 225,404,665.47 × 145,210,240.67
  4. Step 4: Simplify right side
    164,211,421.55x = 32,731,065,719,912,512
  5. Step 5: Solve for x
    x = 32,731,065,719,912,512/164,211,421.55
  6. Step 6: Final answer
    x = 199,322,711.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.