Home / 448,097,821,821.55-618,376,857,199.10-242,332,061,162.33

Finding the Fourth Proportional to 448,097,821,821.55, 618,376,857,199.10 and 242,332,061,162.33

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Solution

The fourth proportional to 448,097,821,821.55, 618,376,857,199.10 and 242,332,061,162.33 is: 334,419,251,963.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,097,821,821.55 : 618,376,857,199.10 = 242,332,061,162.33 : x
  2. Step 2: Convert to fraction form
    448,097,821,821.55/618,376,857,199.10 = 242,332,061,162.33/x
  3. Step 3: Cross multiply
    448,097,821,821.55x = 618,376,857,199.10 × 242,332,061,162.33
  4. Step 4: Simplify right side
    448,097,821,821.55x = 149,852,538,380,141,698,482,176
  5. Step 5: Solve for x
    x = 149,852,538,380,141,698,482,176/448,097,821,821.55
  6. Step 6: Final answer
    x = 334,419,251,963.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.