Home / 1,301,150,623,987.60-1,795,563,705,139.80-715,187,943,063.24

Finding the Fourth Proportional to 1,301,150,623,987.60, 1,795,563,705,139.80 and 715,187,943,063.24

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Solution

The fourth proportional to 1,301,150,623,987.60, 1,795,563,705,139.80 and 715,187,943,063.24 is: 986,946,083,907.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,150,623,987.60 : 1,795,563,705,139.80 = 715,187,943,063.24 : x
  2. Step 2: Convert to fraction form
    1,301,150,623,987.60/1,795,563,705,139.80 = 715,187,943,063.24/x
  3. Step 3: Cross multiply
    1,301,150,623,987.60x = 1,795,563,705,139.80 × 715,187,943,063.24
  4. Step 4: Simplify right side
    1,301,150,623,987.60x = 1,284,165,512,917,943,580,622,848
  5. Step 5: Solve for x
    x = 1,284,165,512,917,943,580,622,848/1,301,150,623,987.60
  6. Step 6: Final answer
    x = 986,946,083,907.18

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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.