Home / 1,769,831,879.40-2,657,771,127.90-1,159,123,501.80

Finding the Fourth Proportional to 1,769,831,879.40, 2,657,771,127.90 and 1,159,123,501.80

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Solution

The fourth proportional to 1,769,831,879.40, 2,657,771,127.90 and 1,159,123,501.80 is: 1,740,665,321.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,831,879.40 : 2,657,771,127.90 = 1,159,123,501.80 : x
  2. Step 2: Convert to fraction form
    1,769,831,879.40/2,657,771,127.90 = 1,159,123,501.80/x
  3. Step 3: Cross multiply
    1,769,831,879.40x = 2,657,771,127.90 × 1,159,123,501.80
  4. Step 4: Simplify right side
    1,769,831,879.40x = 3,080,684,976,754,383,872
  5. Step 5: Solve for x
    x = 3,080,684,976,754,383,872/1,769,831,879.40
  6. Step 6: Final answer
    x = 1,740,665,321.16

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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.