Home / 1,366,622,018.28-1,885,928,527.80-740,075,911.56

Finding the Fourth Proportional to 1,366,622,018.28, 1,885,928,527.80 and 740,075,911.56

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Solution

The fourth proportional to 1,366,622,018.28, 1,885,928,527.80 and 740,075,911.56 is: 1,021,299,419.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,622,018.28 : 1,885,928,527.80 = 740,075,911.56 : x
  2. Step 2: Convert to fraction form
    1,366,622,018.28/1,885,928,527.80 = 740,075,911.56/x
  3. Step 3: Cross multiply
    1,366,622,018.28x = 1,885,928,527.80 × 740,075,911.56
  4. Step 4: Simplify right side
    1,366,622,018.28x = 1,395,730,274,348,593,664
  5. Step 5: Solve for x
    x = 1,395,730,274,348,593,664/1,366,622,018.28
  6. Step 6: Final answer
    x = 1,021,299,419.80

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Double scale
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1.5x scale

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.