Home / 1,278,099,205,759.10-1,763,777,854,866.70-692,153,599,828.50

Finding the Fourth Proportional to 1,278,099,205,759.10, 1,763,777,854,866.70 and 692,153,599,828.50

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Solution

The fourth proportional to 1,278,099,205,759.10, 1,763,777,854,866.70 and 692,153,599,828.50 is: 955,172,482,732.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,099,205,759.10 : 1,763,777,854,866.70 = 692,153,599,828.50 : x
  2. Step 2: Convert to fraction form
    1,278,099,205,759.10/1,763,777,854,866.70 = 692,153,599,828.50/x
  3. Step 3: Cross multiply
    1,278,099,205,759.10x = 1,763,777,854,866.70 × 692,153,599,828.50
  4. Step 4: Simplify right side
    1,278,099,205,759.10x = 1,220,805,191,543,775,876,349,952
  5. Step 5: Solve for x
    x = 1,220,805,191,543,775,876,349,952/1,278,099,205,759.10
  6. Step 6: Final answer
    x = 955,172,482,732.83

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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.