Home / 608,182,678,533.40-839,292,927,499.53-330,085,246,274.47

Finding the Fourth Proportional to 608,182,678,533.40, 839,292,927,499.53 and 330,085,246,274.47

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Solution

The fourth proportional to 608,182,678,533.40, 839,292,927,499.53 and 330,085,246,274.47 is: 455,518,090,942.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,182,678,533.40 : 839,292,927,499.53 = 330,085,246,274.47 : x
  2. Step 2: Convert to fraction form
    608,182,678,533.40/839,292,927,499.53 = 330,085,246,274.47/x
  3. Step 3: Cross multiply
    608,182,678,533.40x = 839,292,927,499.53 × 330,085,246,274.47
  4. Step 4: Simplify right side
    608,182,678,533.40x = 277,038,212,670,103,241,097,216
  5. Step 5: Solve for x
    x = 277,038,212,670,103,241,097,216/608,182,678,533.40
  6. Step 6: Final answer
    x = 455,518,090,942.95

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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.