Home / 533,087,999.80-799,631,999.70-169,619,097.40

Finding the Fourth Proportional to 533,087,999.80, 799,631,999.70 and 169,619,097.40

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Solution

The fourth proportional to 533,087,999.80, 799,631,999.70 and 169,619,097.40 is: 254,428,646.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,087,999.80 : 799,631,999.70 = 169,619,097.40 : x
  2. Step 2: Convert to fraction form
    533,087,999.80/799,631,999.70 = 169,619,097.40/x
  3. Step 3: Cross multiply
    533,087,999.80x = 799,631,999.70 × 169,619,097.40
  4. Step 4: Simplify right side
    533,087,999.80x = 135,632,858,041,271,088
  5. Step 5: Solve for x
    x = 135,632,858,041,271,088/533,087,999.80
  6. Step 6: Final answer
    x = 254,428,646.10

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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.