Home / 153,160,175.25-211,362,390.78-83,545,865.73

Finding the Fourth Proportional to 153,160,175.25, 211,362,390.78 and 83,545,865.73

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Solution

The fourth proportional to 153,160,175.25, 211,362,390.78 and 83,545,865.73 is: 115,294,030.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,160,175.25 : 211,362,390.78 = 83,545,865.73 : x
  2. Step 2: Convert to fraction form
    153,160,175.25/211,362,390.78 = 83,545,865.73/x
  3. Step 3: Cross multiply
    153,160,175.25x = 211,362,390.78 × 83,545,865.73
  4. Step 4: Simplify right side
    153,160,175.25x = 17,658,453,920,477,670
  5. Step 5: Solve for x
    x = 17,658,453,920,477,670/153,160,175.25
  6. Step 6: Final answer
    x = 115,294,030.52

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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.