Home / 134,315,651.20-201,473,476.80-105,090,332.80

Finding the Fourth Proportional to 134,315,651.20, 201,473,476.80 and 105,090,332.80

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Solution

The fourth proportional to 134,315,651.20, 201,473,476.80 and 105,090,332.80 is: 157,635,499.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,315,651.20 : 201,473,476.80 = 105,090,332.80 : x
  2. Step 2: Convert to fraction form
    134,315,651.20/201,473,476.80 = 105,090,332.80/x
  3. Step 3: Cross multiply
    134,315,651.20x = 201,473,476.80 × 105,090,332.80
  4. Step 4: Simplify right side
    134,315,651.20x = 21,172,914,727,285,080
  5. Step 5: Solve for x
    x = 21,172,914,727,285,080/134,315,651.20
  6. Step 6: Final answer
    x = 157,635,499.20

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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.