Home / 98,118,537.96-135,397,480.46-54,063,071.40

Finding the Fourth Proportional to 98,118,537.96, 135,397,480.46 and 54,063,071.40

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Solution

The fourth proportional to 98,118,537.96, 135,397,480.46 and 54,063,071.40 is: 74,603,676.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,118,537.96 : 135,397,480.46 = 54,063,071.40 : x
  2. Step 2: Convert to fraction form
    98,118,537.96/135,397,480.46 = 54,063,071.40/x
  3. Step 3: Cross multiply
    98,118,537.96x = 135,397,480.46 × 54,063,071.40
  4. Step 4: Simplify right side
    98,118,537.96x = 7,320,003,653,218,770
  5. Step 5: Solve for x
    x = 7,320,003,653,218,770/98,118,537.96
  6. Step 6: Final answer
    x = 74,603,676.38

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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.