Home / 70,412,316.88-105,597,985.56-27,271,898.32

Finding the Fourth Proportional to 70,412,316.88, 105,597,985.56 and 27,271,898.32

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Solution

The fourth proportional to 70,412,316.88, 105,597,985.56 and 27,271,898.32 is: 40,899,911.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,412,316.88 : 105,597,985.56 = 27,271,898.32 : x
  2. Step 2: Convert to fraction form
    70,412,316.88/105,597,985.56 = 27,271,898.32/x
  3. Step 3: Cross multiply
    70,412,316.88x = 105,597,985.56 × 27,271,898.32
  4. Step 4: Simplify right side
    70,412,316.88x = 2,879,857,524,989,148.50
  5. Step 5: Solve for x
    x = 2,879,857,524,989,148.50/70,412,316.88
  6. Step 6: Final answer
    x = 40,899,911.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.