Home / 84,190,096.58-116,118,313.62-72,449,154.26

Finding the Fourth Proportional to 84,190,096.58, 116,118,313.62 and 72,449,154.26

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Solution

The fourth proportional to 84,190,096.58, 116,118,313.62 and 72,449,154.26 is: 99,924,741.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,190,096.58 : 116,118,313.62 = 72,449,154.26 : x
  2. Step 2: Convert to fraction form
    84,190,096.58/116,118,313.62 = 72,449,154.26/x
  3. Step 3: Cross multiply
    84,190,096.58x = 116,118,313.62 × 72,449,154.26
  4. Step 4: Simplify right side
    84,190,096.58x = 8,412,673,615,866,440
  5. Step 5: Solve for x
    x = 8,412,673,615,866,440/84,190,096.58
  6. Step 6: Final answer
    x = 99,924,741.24

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1.5x scale

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.