Home / 1,172,307,936,481.50-1,617,824,191,721.20-651,485,306,615.50

Finding the Fourth Proportional to 1,172,307,936,481.50, 1,617,824,191,721.20 and 651,485,306,615.50

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Solution

The fourth proportional to 1,172,307,936,481.50, 1,617,824,191,721.20 and 651,485,306,615.50 is: 899,071,529,581.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,307,936,481.50 : 1,617,824,191,721.20 = 651,485,306,615.50 : x
  2. Step 2: Convert to fraction form
    1,172,307,936,481.50/1,617,824,191,721.20 = 651,485,306,615.50/x
  3. Step 3: Cross multiply
    1,172,307,936,481.50x = 1,617,824,191,721.20 × 651,485,306,615.50
  4. Step 4: Simplify right side
    1,172,307,936,481.50x = 1,053,988,689,593,459,382,681,600
  5. Step 5: Solve for x
    x = 1,053,988,689,593,459,382,681,600/1,172,307,936,481.50
  6. Step 6: Final answer
    x = 899,071,529,581.93

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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.