Home / 115,421,144,429.20-173,131,716,643.80-115,421,144,429.20

Finding the Fourth Proportional to 115,421,144,429.20, 173,131,716,643.80 and 115,421,144,429.20

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Solution

The fourth proportional to 115,421,144,429.20, 173,131,716,643.80 and 115,421,144,429.20 is: 173,131,716,643.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,421,144,429.20 : 173,131,716,643.80 = 115,421,144,429.20 : x
  2. Step 2: Convert to fraction form
    115,421,144,429.20/173,131,716,643.80 = 115,421,144,429.20/x
  3. Step 3: Cross multiply
    115,421,144,429.20x = 173,131,716,643.80 × 115,421,144,429.20
  4. Step 4: Simplify right side
    115,421,144,429.20x = 19,983,060,872,019,367,165,952
  5. Step 5: Solve for x
    x = 19,983,060,872,019,367,165,952/115,421,144,429.20
  6. Step 6: Final answer
    x = 173,131,716,643.80

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1.5x scale

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.