Home / 386,750,674.62-580,142,011.05-114,121,444.86

Finding the Fourth Proportional to 386,750,674.62, 580,142,011.05 and 114,121,444.86

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Solution

The fourth proportional to 386,750,674.62, 580,142,011.05 and 114,121,444.86 is: 171,186,888.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,750,674.62 : 580,142,011.05 = 114,121,444.86 : x
  2. Step 2: Convert to fraction form
    386,750,674.62/580,142,011.05 = 114,121,444.86/x
  3. Step 3: Cross multiply
    386,750,674.62x = 580,142,011.05 × 114,121,444.86
  4. Step 4: Simplify right side
    386,750,674.62x = 66,206,644,525,012,080
  5. Step 5: Solve for x
    x = 66,206,644,525,012,080/386,750,674.62
  6. Step 6: Final answer
    x = 171,186,888.27

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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.