Home / 314,858,289.50-434,483,444.31-180,900,515.42

Finding the Fourth Proportional to 314,858,289.50, 434,483,444.31 and 180,900,515.42

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Solution

The fourth proportional to 314,858,289.50, 434,483,444.31 and 180,900,515.42 is: 249,630,648.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,858,289.50 : 434,483,444.31 = 180,900,515.42 : x
  2. Step 2: Convert to fraction form
    314,858,289.50/434,483,444.31 = 180,900,515.42/x
  3. Step 3: Cross multiply
    314,858,289.50x = 434,483,444.31 × 180,900,515.42
  4. Step 4: Simplify right side
    314,858,289.50x = 78,598,279,017,135,856
  5. Step 5: Solve for x
    x = 78,598,279,017,135,856/314,858,289.50
  6. Step 6: Final answer
    x = 249,630,648.58

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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.