Home / 108,852,842.09-163,288,668.53-30,069,321.77

Finding the Fourth Proportional to 108,852,842.09, 163,288,668.53 and 30,069,321.77

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Solution

The fourth proportional to 108,852,842.09, 163,288,668.53 and 30,069,321.77 is: 45,106,580.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,852,842.09 : 163,288,668.53 = 30,069,321.77 : x
  2. Step 2: Convert to fraction form
    108,852,842.09/163,288,668.53 = 30,069,321.77/x
  3. Step 3: Cross multiply
    108,852,842.09x = 163,288,668.53 × 30,069,321.77
  4. Step 4: Simplify right side
    108,852,842.09x = 4,909,979,514,607,000
  5. Step 5: Solve for x
    x = 4,909,979,514,607,000/108,852,842.09
  6. Step 6: Final answer
    x = 45,106,580.78

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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.