Home / 121,065,518.53-181,564,653.08-33,606,928.45

Finding the Fourth Proportional to 121,065,518.53, 181,564,653.08 and 33,606,928.45

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Solution

The fourth proportional to 121,065,518.53, 181,564,653.08 and 33,606,928.45 is: 50,401,058.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,065,518.53 : 181,564,653.08 = 33,606,928.45 : x
  2. Step 2: Convert to fraction form
    121,065,518.53/181,564,653.08 = 33,606,928.45/x
  3. Step 3: Cross multiply
    121,065,518.53x = 181,564,653.08 × 33,606,928.45
  4. Step 4: Simplify right side
    121,065,518.53x = 6,101,830,305,230,735
  5. Step 5: Solve for x
    x = 6,101,830,305,230,735/121,065,518.53
  6. Step 6: Final answer
    x = 50,401,058.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.