Home / 569,519,491.32-785,967,414.18-318,608,915.22

Finding the Fourth Proportional to 569,519,491.32, 785,967,414.18 and 318,608,915.22

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Solution

The fourth proportional to 569,519,491.32, 785,967,414.18 and 318,608,915.22 is: 439,697,374.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,519,491.32 : 785,967,414.18 = 318,608,915.22 : x
  2. Step 2: Convert to fraction form
    569,519,491.32/785,967,414.18 = 318,608,915.22/x
  3. Step 3: Cross multiply
    569,519,491.32x = 785,967,414.18 × 318,608,915.22
  4. Step 4: Simplify right side
    569,519,491.32x = 250,416,225,230,158,240
  5. Step 5: Solve for x
    x = 250,416,225,230,158,240/569,519,491.32
  6. Step 6: Final answer
    x = 439,697,374.80

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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.