Home / 314,858,290.25-434,483,445.34-180,900,516.17

Finding the Fourth Proportional to 314,858,290.25, 434,483,445.34 and 180,900,516.17

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Solution

The fourth proportional to 314,858,290.25, 434,483,445.34 and 180,900,516.17 is: 249,630,649.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,858,290.25 : 434,483,445.34 = 180,900,516.17 : x
  2. Step 2: Convert to fraction form
    314,858,290.25/434,483,445.34 = 180,900,516.17/x
  3. Step 3: Cross multiply
    314,858,290.25x = 434,483,445.34 × 180,900,516.17
  4. Step 4: Simplify right side
    314,858,290.25x = 78,598,279,529,325,968
  5. Step 5: Solve for x
    x = 78,598,279,529,325,968/314,858,290.25
  6. Step 6: Final answer
    x = 249,630,649.61

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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.