Home / 98,419,234.40-147,628,851.60-40,892,386.40

Finding the Fourth Proportional to 98,419,234.40, 147,628,851.60 and 40,892,386.40

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Solution

The fourth proportional to 98,419,234.40, 147,628,851.60 and 40,892,386.40 is: 61,338,579.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,419,234.40 : 147,628,851.60 = 40,892,386.40 : x
  2. Step 2: Convert to fraction form
    98,419,234.40/147,628,851.60 = 40,892,386.40/x
  3. Step 3: Cross multiply
    98,419,234.40x = 147,628,851.60 × 40,892,386.40
  4. Step 4: Simplify right side
    98,419,234.40x = 6,036,896,043,415,458
  5. Step 5: Solve for x
    x = 6,036,896,043,415,458/98,419,234.40
  6. Step 6: Final answer
    x = 61,338,579.60

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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.