Home / 165,888,175.20-248,832,262.80-50,890,466.40

Finding the Fourth Proportional to 165,888,175.20, 248,832,262.80 and 50,890,466.40

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Solution

The fourth proportional to 165,888,175.20, 248,832,262.80 and 50,890,466.40 is: 76,335,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,175.20 : 248,832,262.80 = 50,890,466.40 : x
  2. Step 2: Convert to fraction form
    165,888,175.20/248,832,262.80 = 50,890,466.40/x
  3. Step 3: Cross multiply
    165,888,175.20x = 248,832,262.80 × 50,890,466.40
  4. Step 4: Simplify right side
    165,888,175.20x = 12,663,189,909,259,370
  5. Step 5: Solve for x
    x = 12,663,189,909,259,370/165,888,175.20
  6. Step 6: Final answer
    x = 76,335,699.60

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1.5x scale

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.