Home / 99,034,824-136,665,394.32-59,364,764.64

Finding the Fourth Proportional to 99,034,824, 136,665,394.32 and 59,364,764.64

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Solution

The fourth proportional to 99,034,824, 136,665,394.32 and 59,364,764.64 is: 81,921,779.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,034,824 : 136,665,394.32 = 59,364,764.64 : x
  2. Step 2: Convert to fraction form
    99,034,824/136,665,394.32 = 59,364,764.64/x
  3. Step 3: Cross multiply
    99,034,824x = 136,665,394.32 × 59,364,764.64
  4. Step 4: Simplify right side
    99,034,824x = 8,113,108,968,239,593
  5. Step 5: Solve for x
    x = 8,113,108,968,239,593/99,034,824
  6. Step 6: Final answer
    x = 81,921,779.03

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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.