Home / 354,364,461.60-531,546,692.40-231,920,455.20

Finding the Fourth Proportional to 354,364,461.60, 531,546,692.40 and 231,920,455.20

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Solution

The fourth proportional to 354,364,461.60, 531,546,692.40 and 231,920,455.20 is: 347,880,682.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,364,461.60 : 531,546,692.40 = 231,920,455.20 : x
  2. Step 2: Convert to fraction form
    354,364,461.60/531,546,692.40 = 231,920,455.20/x
  3. Step 3: Cross multiply
    354,364,461.60x = 531,546,692.40 × 231,920,455.20
  4. Step 4: Simplify right side
    354,364,461.60x = 123,276,550,861,462,368
  5. Step 5: Solve for x
    x = 123,276,550,861,462,368/354,364,461.60
  6. Step 6: Final answer
    x = 347,880,682.80

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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.