Home / 598,771,352.90-898,157,029.35-339,886,540.10

Finding the Fourth Proportional to 598,771,352.90, 898,157,029.35 and 339,886,540.10

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Solution

The fourth proportional to 598,771,352.90, 898,157,029.35 and 339,886,540.10 is: 509,829,810.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,771,352.90 : 898,157,029.35 = 339,886,540.10 : x
  2. Step 2: Convert to fraction form
    598,771,352.90/898,157,029.35 = 339,886,540.10/x
  3. Step 3: Cross multiply
    598,771,352.90x = 898,157,029.35 × 339,886,540.10
  4. Step 4: Simplify right side
    598,771,352.90x = 305,271,485,172,265,664
  5. Step 5: Solve for x
    x = 305,271,485,172,265,664/598,771,352.90
  6. Step 6: Final answer
    x = 509,829,810.15

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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.