Home / 98,804,021.32-136,350,361.76-54,751,755.83

Finding the Fourth Proportional to 98,804,021.32, 136,350,361.76 and 54,751,755.83

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Solution

The fourth proportional to 98,804,021.32, 136,350,361.76 and 54,751,755.83 is: 75,557,873.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,804,021.32 : 136,350,361.76 = 54,751,755.83 : x
  2. Step 2: Convert to fraction form
    98,804,021.32/136,350,361.76 = 54,751,755.83/x
  3. Step 3: Cross multiply
    98,804,021.32x = 136,350,361.76 × 54,751,755.83
  4. Step 4: Simplify right side
    98,804,021.32x = 7,465,421,714,482,806
  5. Step 5: Solve for x
    x = 7,465,421,714,482,806/98,804,021.32
  6. Step 6: Final answer
    x = 75,557,873.20

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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.