Home / 68,751,654,481.87-94,877,287,746.72-38,267,183,877.18

Finding the Fourth Proportional to 68,751,654,481.87, 94,877,287,746.72 and 38,267,183,877.18

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Solution

The fourth proportional to 68,751,654,481.87, 94,877,287,746.72 and 38,267,183,877.18 is: 52,808,716,289.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,751,654,481.87 : 94,877,287,746.72 = 38,267,183,877.18 : x
  2. Step 2: Convert to fraction form
    68,751,654,481.87/94,877,287,746.72 = 38,267,183,877.18/x
  3. Step 3: Cross multiply
    68,751,654,481.87x = 94,877,287,746.72 × 38,267,183,877.18
  4. Step 4: Simplify right side
    68,751,654,481.87x = 3,630,686,615,971,851,403,264
  5. Step 5: Solve for x
    x = 3,630,686,615,971,851,403,264/68,751,654,481.87
  6. Step 6: Final answer
    x = 52,808,716,289.57

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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.