Home / 1,261,845,367.83-1,891,076,160.95-982,064,116.85

Finding the Fourth Proportional to 1,261,845,367.83, 1,891,076,160.95 and 982,064,116.85

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Solution

The fourth proportional to 1,261,845,367.83, 1,891,076,160.95 and 982,064,116.85 is: 1,471,779,417.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,845,367.83 : 1,891,076,160.95 = 982,064,116.85 : x
  2. Step 2: Convert to fraction form
    1,261,845,367.83/1,891,076,160.95 = 982,064,116.85/x
  3. Step 3: Cross multiply
    1,261,845,367.83x = 1,891,076,160.95 × 982,064,116.85
  4. Step 4: Simplify right side
    1,261,845,367.83x = 1,857,158,039,885,084,416
  5. Step 5: Solve for x
    x = 1,857,158,039,885,084,416/1,261,845,367.83
  6. Step 6: Final answer
    x = 1,471,779,417.06

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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.