Home / 1,434,275,773,085.50-2,151,791,008,643.20-515,437,939,187.80

Finding the Fourth Proportional to 1,434,275,773,085.50, 2,151,791,008,643.20 and 515,437,939,187.80

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Solution

The fourth proportional to 1,434,275,773,085.50, 2,151,791,008,643.20 and 515,437,939,187.80 is: 773,292,517,290.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,275,773,085.50 : 2,151,791,008,643.20 = 515,437,939,187.80 : x
  2. Step 2: Convert to fraction form
    1,434,275,773,085.50/2,151,791,008,643.20 = 515,437,939,187.80/x
  3. Step 3: Cross multiply
    1,434,275,773,085.50x = 2,151,791,008,643.20 × 515,437,939,187.80
  4. Step 4: Simplify right side
    1,434,275,773,085.50x = 1,109,114,723,057,888,470,761,472
  5. Step 5: Solve for x
    x = 1,109,114,723,057,888,470,761,472/1,434,275,773,085.50
  6. Step 6: Final answer
    x = 773,292,517,290.38

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Double scale
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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.