Home / 84,190,097.58-116,118,315-72,449,155.26

Finding the Fourth Proportional to 84,190,097.58, 116,118,315 and 72,449,155.26

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Solution

The fourth proportional to 84,190,097.58, 116,118,315 and 72,449,155.26 is: 99,924,742.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,190,097.58 : 116,118,315 = 72,449,155.26 : x
  2. Step 2: Convert to fraction form
    84,190,097.58/116,118,315 = 72,449,155.26/x
  3. Step 3: Cross multiply
    84,190,097.58x = 116,118,315 × 72,449,155.26
  4. Step 4: Simplify right side
    84,190,097.58x = 8,412,673,831,964,588
  5. Step 5: Solve for x
    x = 8,412,673,831,964,588/84,190,097.58
  6. Step 6: Final answer
    x = 99,924,742.62

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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.