Home / 314,858,283.75-434,483,436.38-180,900,509.67

Finding the Fourth Proportional to 314,858,283.75, 434,483,436.38 and 180,900,509.67

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Solution

The fourth proportional to 314,858,283.75, 434,483,436.38 and 180,900,509.67 is: 249,630,640.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,858,283.75 : 434,483,436.38 = 180,900,509.67 : x
  2. Step 2: Convert to fraction form
    314,858,283.75/434,483,436.38 = 180,900,509.67/x
  3. Step 3: Cross multiply
    314,858,283.75x = 434,483,436.38 × 180,900,509.67
  4. Step 4: Simplify right side
    314,858,283.75x = 78,598,275,083,410,512
  5. Step 5: Solve for x
    x = 78,598,275,083,410,512/314,858,283.75
  6. Step 6: Final answer
    x = 249,630,640.64

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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.