Home / 98,927,997.60-148,391,996.40-87,968,503.20

Finding the Fourth Proportional to 98,927,997.60, 148,391,996.40 and 87,968,503.20

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Solution

The fourth proportional to 98,927,997.60, 148,391,996.40 and 87,968,503.20 is: 131,952,754.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,927,997.60 : 148,391,996.40 = 87,968,503.20 : x
  2. Step 2: Convert to fraction form
    98,927,997.60/148,391,996.40 = 87,968,503.20/x
  3. Step 3: Cross multiply
    98,927,997.60x = 148,391,996.40 × 87,968,503.20
  4. Step 4: Simplify right side
    98,927,997.60x = 13,053,821,810,167,790
  5. Step 5: Solve for x
    x = 13,053,821,810,167,790/98,927,997.60
  6. Step 6: Final answer
    x = 131,952,754.80

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1.5x scale

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.