Home / 1,112,960,977,076.10-1,668,485,333,532.30-386,797,963,582.76

Finding the Fourth Proportional to 1,112,960,977,076.10, 1,668,485,333,532.30 and 386,797,963,582.76

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Solution

The fourth proportional to 1,112,960,977,076.10, 1,668,485,333,532.30 and 386,797,963,582.76 is: 579,864,651,655.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,960,977,076.10 : 1,668,485,333,532.30 = 386,797,963,582.76 : x
  2. Step 2: Convert to fraction form
    1,112,960,977,076.10/1,668,485,333,532.30 = 386,797,963,582.76/x
  3. Step 3: Cross multiply
    1,112,960,977,076.10x = 1,668,485,333,532.30 × 386,797,963,582.76
  4. Step 4: Simplify right side
    1,112,960,977,076.10x = 645,366,729,277,995,728,502,784
  5. Step 5: Solve for x
    x = 645,366,729,277,995,728,502,784/1,112,960,977,076.10
  6. Step 6: Final answer
    x = 579,864,651,655.14

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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.