Home / 533,088,011.80-799,632,017.70-169,619,109.40

Finding the Fourth Proportional to 533,088,011.80, 799,632,017.70 and 169,619,109.40

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Solution

The fourth proportional to 533,088,011.80, 799,632,017.70 and 169,619,109.40 is: 254,428,664.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,088,011.80 : 799,632,017.70 = 169,619,109.40 : x
  2. Step 2: Convert to fraction form
    533,088,011.80/799,632,017.70 = 169,619,109.40/x
  3. Step 3: Cross multiply
    533,088,011.80x = 799,632,017.70 × 169,619,109.40
  4. Step 4: Simplify right side
    533,088,011.80x = 135,632,870,689,999,056
  5. Step 5: Solve for x
    x = 135,632,870,689,999,056/533,088,011.80
  6. Step 6: Final answer
    x = 254,428,664.10

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1.5x scale

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.