Home / 245,499,915.03-368,318,959.88-107,337,655.32

Finding the Fourth Proportional to 245,499,915.03, 368,318,959.88 and 107,337,655.32

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Solution

The fourth proportional to 245,499,915.03, 368,318,959.88 and 107,337,655.32 is: 161,036,689.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,499,915.03 : 368,318,959.88 = 107,337,655.32 : x
  2. Step 2: Convert to fraction form
    245,499,915.03/368,318,959.88 = 107,337,655.32/x
  3. Step 3: Cross multiply
    245,499,915.03x = 368,318,959.88 × 107,337,655.32
  4. Step 4: Simplify right side
    245,499,915.03x = 39,534,493,562,883,656
  5. Step 5: Solve for x
    x = 39,534,493,562,883,656/245,499,915.03
  6. Step 6: Final answer
    x = 161,036,689.39

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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.