Home / 598,771,325.40-898,156,988.10-339,886,512.60

Finding the Fourth Proportional to 598,771,325.40, 898,156,988.10 and 339,886,512.60

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Solution

The fourth proportional to 598,771,325.40, 898,156,988.10 and 339,886,512.60 is: 509,829,768.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,771,325.40 : 898,156,988.10 = 339,886,512.60 : x
  2. Step 2: Convert to fraction form
    598,771,325.40/898,156,988.10 = 339,886,512.60/x
  3. Step 3: Cross multiply
    598,771,325.40x = 898,156,988.10 × 339,886,512.60
  4. Step 4: Simplify right side
    598,771,325.40x = 305,271,446,452,628,736
  5. Step 5: Solve for x
    x = 305,271,446,452,628,736/598,771,325.40
  6. Step 6: Final answer
    x = 509,829,768.90

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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.