Home / 218,797,771.75-301,941,834.74-118,326,208.93

Finding the Fourth Proportional to 218,797,771.75, 301,941,834.74 and 118,326,208.93

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Solution

The fourth proportional to 218,797,771.75, 301,941,834.74 and 118,326,208.93 is: 163,290,660.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,797,771.75 : 301,941,834.74 = 118,326,208.93 : x
  2. Step 2: Convert to fraction form
    218,797,771.75/301,941,834.74 = 118,326,208.93/x
  3. Step 3: Cross multiply
    218,797,771.75x = 301,941,834.74 × 118,326,208.93
  4. Step 4: Simplify right side
    218,797,771.75x = 35,727,632,622,152,776
  5. Step 5: Solve for x
    x = 35,727,632,622,152,776/218,797,771.75
  6. Step 6: Final answer
    x = 163,290,660.30

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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.