Home / 994,582,809.60-1,491,874,214.40-339,316,056.60

Finding the Fourth Proportional to 994,582,809.60, 1,491,874,214.40 and 339,316,056.60

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Solution

The fourth proportional to 994,582,809.60, 1,491,874,214.40 and 339,316,056.60 is: 508,974,084.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,582,809.60 : 1,491,874,214.40 = 339,316,056.60 : x
  2. Step 2: Convert to fraction form
    994,582,809.60/1,491,874,214.40 = 339,316,056.60/x
  3. Step 3: Cross multiply
    994,582,809.60x = 1,491,874,214.40 × 339,316,056.60
  4. Step 4: Simplify right side
    994,582,809.60x = 506,216,875,373,430,976
  5. Step 5: Solve for x
    x = 506,216,875,373,430,976/994,582,809.60
  6. Step 6: Final answer
    x = 508,974,084.90

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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.