Home / 98,416,458.40-147,624,687.60-40,889,610.40

Finding the Fourth Proportional to 98,416,458.40, 147,624,687.60 and 40,889,610.40

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Solution

The fourth proportional to 98,416,458.40, 147,624,687.60 and 40,889,610.40 is: 61,334,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,416,458.40 : 147,624,687.60 = 40,889,610.40 : x
  2. Step 2: Convert to fraction form
    98,416,458.40/147,624,687.60 = 40,889,610.40/x
  3. Step 3: Cross multiply
    98,416,458.40x = 147,624,687.60 × 40,889,610.40
  4. Step 4: Simplify right side
    98,416,458.40x = 6,036,315,961,385,711
  5. Step 5: Solve for x
    x = 6,036,315,961,385,711/98,416,458.40
  6. Step 6: Final answer
    x = 61,334,415.60

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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.