Home / 116,328,141.80-160,544,779.62-69,933,415.40

Finding the Fourth Proportional to 116,328,141.80, 160,544,779.62 and 69,933,415.40

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Solution

The fourth proportional to 116,328,141.80, 160,544,779.62 and 69,933,415.40 is: 96,515,293.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,328,141.80 : 160,544,779.62 = 69,933,415.40 : x
  2. Step 2: Convert to fraction form
    116,328,141.80/160,544,779.62 = 69,933,415.40/x
  3. Step 3: Cross multiply
    116,328,141.80x = 160,544,779.62 × 69,933,415.40
  4. Step 4: Simplify right side
    116,328,141.80x = 11,227,444,763,466,916
  5. Step 5: Solve for x
    x = 11,227,444,763,466,916/116,328,141.80
  6. Step 6: Final answer
    x = 96,515,293.63

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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.