Home / 582,451,128.40-873,676,692.60-490,618,123.60

Finding the Fourth Proportional to 582,451,128.40, 873,676,692.60 and 490,618,123.60

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Solution

The fourth proportional to 582,451,128.40, 873,676,692.60 and 490,618,123.60 is: 735,927,185.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,451,128.40 : 873,676,692.60 = 490,618,123.60 : x
  2. Step 2: Convert to fraction form
    582,451,128.40/873,676,692.60 = 490,618,123.60/x
  3. Step 3: Cross multiply
    582,451,128.40x = 873,676,692.60 × 490,618,123.60
  4. Step 4: Simplify right side
    582,451,128.40x = 428,641,619,556,466,048
  5. Step 5: Solve for x
    x = 428,641,619,556,466,048/582,451,128.40
  6. Step 6: Final answer
    x = 735,927,185.40

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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.