Home / 70,109,960.68-96,749,959.98-39,170,362.60

Finding the Fourth Proportional to 70,109,960.68, 96,749,959.98 and 39,170,362.60

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Solution

The fourth proportional to 70,109,960.68, 96,749,959.98 and 39,170,362.60 is: 54,054,102.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,109,960.68 : 96,749,959.98 = 39,170,362.60 : x
  2. Step 2: Convert to fraction form
    70,109,960.68/96,749,959.98 = 39,170,362.60/x
  3. Step 3: Cross multiply
    70,109,960.68x = 96,749,959.98 × 39,170,362.60
  4. Step 4: Simplify right side
    70,109,960.68x = 3,789,731,013,952,089
  5. Step 5: Solve for x
    x = 3,789,731,013,952,089/70,109,960.68
  6. Step 6: Final answer
    x = 54,054,102.69

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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.