Home / 405,455,119,227.80-559,528,618,615.96-220,056,831,054.26

Finding the Fourth Proportional to 405,455,119,227.80, 559,528,618,615.96 and 220,056,831,054.26

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Solution

The fourth proportional to 405,455,119,227.80, 559,528,618,615.96 and 220,056,831,054.26 is: 303,678,727,577.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,455,119,227.80 : 559,528,618,615.96 = 220,056,831,054.26 : x
  2. Step 2: Convert to fraction form
    405,455,119,227.80/559,528,618,615.96 = 220,056,831,054.26/x
  3. Step 3: Cross multiply
    405,455,119,227.80x = 559,528,618,615.96 × 220,056,831,054.26
  4. Step 4: Simplify right side
    405,455,119,227.80x = 123,128,094,696,795,784,871,936
  5. Step 5: Solve for x
    x = 123,128,094,696,795,784,871,936/405,455,119,227.80
  6. Step 6: Final answer
    x = 303,678,727,577.29

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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.