Home / 283,194,068.61-390,811,863.50-162,511,722.80

Finding the Fourth Proportional to 283,194,068.61, 390,811,863.50 and 162,511,722.80

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Solution

The fourth proportional to 283,194,068.61, 390,811,863.50 and 162,511,722.80 is: 224,268,500.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,194,068.61 : 390,811,863.50 = 162,511,722.80 : x
  2. Step 2: Convert to fraction form
    283,194,068.61/390,811,863.50 = 162,511,722.80/x
  3. Step 3: Cross multiply
    283,194,068.61x = 390,811,863.50 × 162,511,722.80
  4. Step 4: Simplify right side
    283,194,068.61x = 63,511,509,228,063,440
  5. Step 5: Solve for x
    x = 63,511,509,228,063,440/283,194,068.61
  6. Step 6: Final answer
    x = 224,268,500.89

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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.