Home / 147,535,065.64-203,409,137.55-120,975,564.16

Finding the Fourth Proportional to 147,535,065.64, 203,409,137.55 and 120,975,564.16

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Solution

The fourth proportional to 147,535,065.64, 203,409,137.55 and 120,975,564.16 is: 166,791,095.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,535,065.64 : 203,409,137.55 = 120,975,564.16 : x
  2. Step 2: Convert to fraction form
    147,535,065.64/203,409,137.55 = 120,975,564.16/x
  3. Step 3: Cross multiply
    147,535,065.64x = 203,409,137.55 × 120,975,564.16
  4. Step 4: Simplify right side
    147,535,065.64x = 24,607,535,170,410,292
  5. Step 5: Solve for x
    x = 24,607,535,170,410,292/147,535,065.64
  6. Step 6: Final answer
    x = 166,791,095.15

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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.