Home / 98,018,829.80-147,028,244.70-65,770,202.60

Finding the Fourth Proportional to 98,018,829.80, 147,028,244.70 and 65,770,202.60

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Solution

The fourth proportional to 98,018,829.80, 147,028,244.70 and 65,770,202.60 is: 98,655,303.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,018,829.80 : 147,028,244.70 = 65,770,202.60 : x
  2. Step 2: Convert to fraction form
    98,018,829.80/147,028,244.70 = 65,770,202.60/x
  3. Step 3: Cross multiply
    98,018,829.80x = 147,028,244.70 × 65,770,202.60
  4. Step 4: Simplify right side
    98,018,829.80x = 9,670,077,441,841,376
  5. Step 5: Solve for x
    x = 9,670,077,441,841,376/98,018,829.80
  6. Step 6: Final answer
    x = 98,655,303.90

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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.