Home / 98,928,297.60-148,392,446.40-87,968,803.20

Finding the Fourth Proportional to 98,928,297.60, 148,392,446.40 and 87,968,803.20

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Solution

The fourth proportional to 98,928,297.60, 148,392,446.40 and 87,968,803.20 is: 131,953,204.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,928,297.60 : 148,392,446.40 = 87,968,803.20 : x
  2. Step 2: Convert to fraction form
    98,928,297.60/148,392,446.40 = 87,968,803.20/x
  3. Step 3: Cross multiply
    98,928,297.60x = 148,392,446.40 × 87,968,803.20
  4. Step 4: Simplify right side
    98,928,297.60x = 13,053,905,913,728,150
  5. Step 5: Solve for x
    x = 13,053,905,913,728,150/98,928,297.60
  6. Step 6: Final answer
    x = 131,953,204.80

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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.