Home / 98,430,216.24-135,833,052.80-54,380,055.90

Finding the Fourth Proportional to 98,430,216.24, 135,833,052.80 and 54,380,055.90

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Solution

The fourth proportional to 98,430,216.24, 135,833,052.80 and 54,380,055.90 is: 75,044,120.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,430,216.24 : 135,833,052.80 = 54,380,055.90 : x
  2. Step 2: Convert to fraction form
    98,430,216.24/135,833,052.80 = 54,380,055.90/x
  3. Step 3: Cross multiply
    98,430,216.24x = 135,833,052.80 × 54,380,055.90
  4. Step 4: Simplify right side
    98,430,216.24x = 7,386,609,004,331,652
  5. Step 5: Solve for x
    x = 7,386,609,004,331,652/98,430,216.24
  6. Step 6: Final answer
    x = 75,044,120.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.