Home / 98,770,170.40-136,311,205.36-54,730,983.36

Finding the Fourth Proportional to 98,770,170.40, 136,311,205.36 and 54,730,983.36

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Solution

The fourth proportional to 98,770,170.40, 136,311,205.36 and 54,730,983.36 is: 75,533,395.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,770,170.40 : 136,311,205.36 = 54,730,983.36 : x
  2. Step 2: Convert to fraction form
    98,770,170.40/136,311,205.36 = 54,730,983.36/x
  3. Step 3: Cross multiply
    98,770,170.40x = 136,311,205.36 × 54,730,983.36
  4. Step 4: Simplify right side
    98,770,170.40x = 7,460,446,312,339,704
  5. Step 5: Solve for x
    x = 7,460,446,312,339,704/98,770,170.40
  6. Step 6: Final answer
    x = 75,533,395.18

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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.