Home / 561,104,133,840.95-841,203,268,322.55-515,813,304,101.50

Finding the Fourth Proportional to 561,104,133,840.95, 841,203,268,322.55 and 515,813,304,101.50

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Solution

The fourth proportional to 561,104,133,840.95, 841,203,268,322.55 and 515,813,304,101.50 is: 773,303,583,212.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,104,133,840.95 : 841,203,268,322.55 = 515,813,304,101.50 : x
  2. Step 2: Convert to fraction form
    561,104,133,840.95/841,203,268,322.55 = 515,813,304,101.50/x
  3. Step 3: Cross multiply
    561,104,133,840.95x = 841,203,268,322.55 × 515,813,304,101.50
  4. Step 4: Simplify right side
    561,104,133,840.95x = 433,903,837,254,435,215,507,456
  5. Step 5: Solve for x
    x = 433,903,837,254,435,215,507,456/561,104,133,840.95
  6. Step 6: Final answer
    x = 773,303,583,212.29

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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.