Home / 1,017,776,588-1,404,591,686.80-766,437,545.84

Finding the Fourth Proportional to 1,017,776,588, 1,404,591,686.80 and 766,437,545.84

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Solution

The fourth proportional to 1,017,776,588, 1,404,591,686.80 and 766,437,545.84 is: 1,057,728,992.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,776,588 : 1,404,591,686.80 = 766,437,545.84 : x
  2. Step 2: Convert to fraction form
    1,017,776,588/1,404,591,686.80 = 766,437,545.84/x
  3. Step 3: Cross multiply
    1,017,776,588x = 1,404,591,686.80 × 766,437,545.84
  4. Step 4: Simplify right side
    1,017,776,588x = 1,076,531,805,338,257,920
  5. Step 5: Solve for x
    x = 1,076,531,805,338,257,920/1,017,776,588
  6. Step 6: Final answer
    x = 1,057,728,992.82

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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.