Home / 248,533,081.26-372,890,527.65-115,649,313.72

Finding the Fourth Proportional to 248,533,081.26, 372,890,527.65 and 115,649,313.72

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Solution

The fourth proportional to 248,533,081.26, 372,890,527.65 and 115,649,313.72 is: 173,516,271.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,533,081.26 : 372,890,527.65 = 115,649,313.72 : x
  2. Step 2: Convert to fraction form
    248,533,081.26/372,890,527.65 = 115,649,313.72/x
  3. Step 3: Cross multiply
    248,533,081.26x = 372,890,527.65 × 115,649,313.72
  4. Step 4: Simplify right side
    248,533,081.26x = 43,124,533,615,411,184
  5. Step 5: Solve for x
    x = 43,124,533,615,411,184/248,533,081.26
  6. Step 6: Final answer
    x = 173,516,271.54

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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.