Home / 288,937,485.32-433,405,059.30-104,661,835.16

Finding the Fourth Proportional to 288,937,485.32, 433,405,059.30 and 104,661,835.16

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Solution

The fourth proportional to 288,937,485.32, 433,405,059.30 and 104,661,835.16 is: 156,992,329.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,937,485.32 : 433,405,059.30 = 104,661,835.16 : x
  2. Step 2: Convert to fraction form
    288,937,485.32/433,405,059.30 = 104,661,835.16/x
  3. Step 3: Cross multiply
    288,937,485.32x = 433,405,059.30 × 104,661,835.16
  4. Step 4: Simplify right side
    288,937,485.32x = 45,360,968,873,966,624
  5. Step 5: Solve for x
    x = 45,360,968,873,966,624/288,937,485.32
  6. Step 6: Final answer
    x = 156,992,329.41

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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.