Home / 1,115,633,296,869.80-1,673,449,945,304.70-361,093,152,493.40

Finding the Fourth Proportional to 1,115,633,296,869.80, 1,673,449,945,304.70 and 361,093,152,493.40

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Solution

The fourth proportional to 1,115,633,296,869.80, 1,673,449,945,304.70 and 361,093,152,493.40 is: 541,639,728,740.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,633,296,869.80 : 1,673,449,945,304.70 = 361,093,152,493.40 : x
  2. Step 2: Convert to fraction form
    1,115,633,296,869.80/1,673,449,945,304.70 = 361,093,152,493.40/x
  3. Step 3: Cross multiply
    1,115,633,296,869.80x = 1,673,449,945,304.70 × 361,093,152,493.40
  4. Step 4: Simplify right side
    1,115,633,296,869.80x = 604,271,316,289,981,941,547,008
  5. Step 5: Solve for x
    x = 604,271,316,289,981,941,547,008/1,115,633,296,869.80
  6. Step 6: Final answer
    x = 541,639,728,740.10

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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.