Home / 180,305,999.89-270,369,442.08-57,468,333.49

Finding the Fourth Proportional to 180,305,999.89, 270,369,442.08 and 57,468,333.49

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Solution

The fourth proportional to 180,305,999.89, 270,369,442.08 and 57,468,333.49 is: 86,173,955.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,305,999.89 : 270,369,442.08 = 57,468,333.49 : x
  2. Step 2: Convert to fraction form
    180,305,999.89/270,369,442.08 = 57,468,333.49/x
  3. Step 3: Cross multiply
    180,305,999.89x = 270,369,442.08 × 57,468,333.49
  4. Step 4: Simplify right side
    180,305,999.89x = 15,537,681,262,282,754
  5. Step 5: Solve for x
    x = 15,537,681,262,282,754/180,305,999.89
  6. Step 6: Final answer
    x = 86,173,955.79

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1.5x scale

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.