Home / 147,548,479.86-203,617,886.58-80,567,903.16

Finding the Fourth Proportional to 147,548,479.86, 203,617,886.58 and 80,567,903.16

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Solution

The fourth proportional to 147,548,479.86, 203,617,886.58 and 80,567,903.16 is: 111,184,243.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,548,479.86 : 203,617,886.58 = 80,567,903.16 : x
  2. Step 2: Convert to fraction form
    147,548,479.86/203,617,886.58 = 80,567,903.16/x
  3. Step 3: Cross multiply
    147,548,479.86x = 203,617,886.58 × 80,567,903.16
  4. Step 4: Simplify right side
    147,548,479.86x = 16,405,066,167,621,304
  5. Step 5: Solve for x
    x = 16,405,066,167,621,304/147,548,479.86
  6. Step 6: Final answer
    x = 111,184,243.87

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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.