Home / 84,800,670.10-117,038,808.07-70,649,415.26

Finding the Fourth Proportional to 84,800,670.10, 117,038,808.07 and 70,649,415.26

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Solution

The fourth proportional to 84,800,670.10, 117,038,808.07 and 70,649,415.26 is: 97,507,759.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,800,670.10 : 117,038,808.07 = 70,649,415.26 : x
  2. Step 2: Convert to fraction form
    84,800,670.10/117,038,808.07 = 70,649,415.26/x
  3. Step 3: Cross multiply
    84,800,670.10x = 117,038,808.07 × 70,649,415.26
  4. Step 4: Simplify right side
    84,800,670.10x = 8,268,723,352,519,623
  5. Step 5: Solve for x
    x = 8,268,723,352,519,623/84,800,670.10
  6. Step 6: Final answer
    x = 97,507,759.59

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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.