Home / 73,902,492.55-101,987,587.52-40,413,940.23

Finding the Fourth Proportional to 73,902,492.55, 101,987,587.52 and 40,413,940.23

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Solution

The fourth proportional to 73,902,492.55, 101,987,587.52 and 40,413,940.23 is: 55,772,412.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,902,492.55 : 101,987,587.52 = 40,413,940.23 : x
  2. Step 2: Convert to fraction form
    73,902,492.55/101,987,587.52 = 40,413,940.23/x
  3. Step 3: Cross multiply
    73,902,492.55x = 101,987,587.52 × 40,413,940.23
  4. Step 4: Simplify right side
    73,902,492.55x = 4,121,720,266,567,110
  5. Step 5: Solve for x
    x = 4,121,720,266,567,110/73,902,492.55
  6. Step 6: Final answer
    x = 55,772,412.06

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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.