Home / 608,182,678,838.70-839,292,927,919.80-330,085,246,578.40

Finding the Fourth Proportional to 608,182,678,838.70, 839,292,927,919.80 and 330,085,246,578.40

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Solution

The fourth proportional to 608,182,678,838.70, 839,292,927,919.80 and 330,085,246,578.40 is: 455,518,091,361.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,182,678,838.70 : 839,292,927,919.80 = 330,085,246,578.40 : x
  2. Step 2: Convert to fraction form
    608,182,678,838.70/839,292,927,919.80 = 330,085,246,578.40/x
  3. Step 3: Cross multiply
    608,182,678,838.70x = 839,292,927,919.80 × 330,085,246,578.40
  4. Step 4: Simplify right side
    608,182,678,838.70x = 277,038,213,063,914,530,275,328
  5. Step 5: Solve for x
    x = 277,038,213,063,914,530,275,328/608,182,678,838.70
  6. Step 6: Final answer
    x = 455,518,091,361.81

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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.