Home / 98,340,934.60-147,511,401.90-47,322,598.60

Finding the Fourth Proportional to 98,340,934.60, 147,511,401.90 and 47,322,598.60

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Solution

The fourth proportional to 98,340,934.60, 147,511,401.90 and 47,322,598.60 is: 70,983,897.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,340,934.60 : 147,511,401.90 = 47,322,598.60 : x
  2. Step 2: Convert to fraction form
    98,340,934.60/147,511,401.90 = 47,322,598.60/x
  3. Step 3: Cross multiply
    98,340,934.60x = 147,511,401.90 × 47,322,598.60
  4. Step 4: Simplify right side
    98,340,934.60x = 6,980,622,861,036,978
  5. Step 5: Solve for x
    x = 6,980,622,861,036,978/98,340,934.60
  6. Step 6: Final answer
    x = 70,983,897.90

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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.