Home / 222,033,025.67-306,409,187.07-121,559,774.36

Finding the Fourth Proportional to 222,033,025.67, 306,409,187.07 and 121,559,774.36

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Solution

The fourth proportional to 222,033,025.67, 306,409,187.07 and 121,559,774.36 is: 167,754,465.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,033,025.67 : 306,409,187.07 = 121,559,774.36 : x
  2. Step 2: Convert to fraction form
    222,033,025.67/306,409,187.07 = 121,559,774.36/x
  3. Step 3: Cross multiply
    222,033,025.67x = 306,409,187.07 × 121,559,774.36
  4. Step 4: Simplify right side
    222,033,025.67x = 37,247,031,640,528,184
  5. Step 5: Solve for x
    x = 37,247,031,640,528,184/222,033,025.67
  6. Step 6: Final answer
    x = 167,754,465.94

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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.