Home / 291,045,999.60-436,629,652.20-97,017,692.40

Finding the Fourth Proportional to 291,045,999.60, 436,629,652.20 and 97,017,692.40

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Solution

The fourth proportional to 291,045,999.60, 436,629,652.20 and 97,017,692.40 is: 145,546,756.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,045,999.60 : 436,629,652.20 = 97,017,692.40 : x
  2. Step 2: Convert to fraction form
    291,045,999.60/436,629,652.20 = 97,017,692.40/x
  3. Step 3: Cross multiply
    291,045,999.60x = 436,629,652.20 × 97,017,692.40
  4. Step 4: Simplify right side
    291,045,999.60x = 42,360,801,289,858,584
  5. Step 5: Solve for x
    x = 42,360,801,289,858,584/291,045,999.60
  6. Step 6: Final answer
    x = 145,546,756.69

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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.