Home / 504,144,656.40-756,216,984.60-121,192,208.40

Finding the Fourth Proportional to 504,144,656.40, 756,216,984.60 and 121,192,208.40

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Solution

The fourth proportional to 504,144,656.40, 756,216,984.60 and 121,192,208.40 is: 181,788,312.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,144,656.40 : 756,216,984.60 = 121,192,208.40 : x
  2. Step 2: Convert to fraction form
    504,144,656.40/756,216,984.60 = 121,192,208.40/x
  3. Step 3: Cross multiply
    504,144,656.40x = 756,216,984.60 × 121,192,208.40
  4. Step 4: Simplify right side
    504,144,656.40x = 91,647,606,393,262,800
  5. Step 5: Solve for x
    x = 91,647,606,393,262,800/504,144,656.40
  6. Step 6: Final answer
    x = 181,788,312.60

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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.