Home / 98,430,005.19-147,610,816.06-54,777,379.48

Finding the Fourth Proportional to 98,430,005.19, 147,610,816.06 and 54,777,379.48

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Solution

The fourth proportional to 98,430,005.19, 147,610,816.06 and 54,777,379.48 is: 82,147,041.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,430,005.19 : 147,610,816.06 = 54,777,379.48 : x
  2. Step 2: Convert to fraction form
    98,430,005.19/147,610,816.06 = 54,777,379.48/x
  3. Step 3: Cross multiply
    98,430,005.19x = 147,610,816.06 × 54,777,379.48
  4. Step 4: Simplify right side
    98,430,005.19x = 8,085,733,686,671,098
  5. Step 5: Solve for x
    x = 8,085,733,686,671,098/98,430,005.19
  6. Step 6: Final answer
    x = 82,147,041.15

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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.