Home / 200,777,064.40-301,364,662.20-98,656,411.60

Finding the Fourth Proportional to 200,777,064.40, 301,364,662.20 and 98,656,411.60

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Solution

The fourth proportional to 200,777,064.40, 301,364,662.20 and 98,656,411.60 is: 148,082,432.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,777,064.40 : 301,364,662.20 = 98,656,411.60 : x
  2. Step 2: Convert to fraction form
    200,777,064.40/301,364,662.20 = 98,656,411.60/x
  3. Step 3: Cross multiply
    200,777,064.40x = 301,364,662.20 × 98,656,411.60
  4. Step 4: Simplify right side
    200,777,064.40x = 29,731,556,155,698,160
  5. Step 5: Solve for x
    x = 29,731,556,155,698,160/200,777,064.40
  6. Step 6: Final answer
    x = 148,082,432.84

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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.