Home / 305,399,546-457,521,317.04-180,528,330.32

Finding the Fourth Proportional to 305,399,546, 457,521,317.04 and 180,528,330.32

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Solution

The fourth proportional to 305,399,546, 457,521,317.04 and 180,528,330.32 is: 270,450,825.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,399,546 : 457,521,317.04 = 180,528,330.32 : x
  2. Step 2: Convert to fraction form
    305,399,546/457,521,317.04 = 180,528,330.32/x
  3. Step 3: Cross multiply
    305,399,546x = 457,521,317.04 × 180,528,330.32
  4. Step 4: Simplify right side
    305,399,546x = 82,595,559,451,038,560
  5. Step 5: Solve for x
    x = 82,595,559,451,038,560/305,399,546
  6. Step 6: Final answer
    x = 270,450,825.92

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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.