Home / 134,315,665.20-201,473,497.80-105,090,346.80

Finding the Fourth Proportional to 134,315,665.20, 201,473,497.80 and 105,090,346.80

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Solution

The fourth proportional to 134,315,665.20, 201,473,497.80 and 105,090,346.80 is: 157,635,520.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,315,665.20 : 201,473,497.80 = 105,090,346.80 : x
  2. Step 2: Convert to fraction form
    134,315,665.20/201,473,497.80 = 105,090,346.80/x
  3. Step 3: Cross multiply
    134,315,665.20x = 201,473,497.80 × 105,090,346.80
  4. Step 4: Simplify right side
    134,315,665.20x = 21,172,919,754,811,036
  5. Step 5: Solve for x
    x = 21,172,919,754,811,036/134,315,665.20
  6. Step 6: Final answer
    x = 157,635,520.20

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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.