Home / 203,535,344,568.30-305,303,016,852.45-185,903,407,646.70

Finding the Fourth Proportional to 203,535,344,568.30, 305,303,016,852.45 and 185,903,407,646.70

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Solution

The fourth proportional to 203,535,344,568.30, 305,303,016,852.45 and 185,903,407,646.70 is: 278,855,111,470.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,535,344,568.30 : 305,303,016,852.45 = 185,903,407,646.70 : x
  2. Step 2: Convert to fraction form
    203,535,344,568.30/305,303,016,852.45 = 185,903,407,646.70/x
  3. Step 3: Cross multiply
    203,535,344,568.30x = 305,303,016,852.45 × 185,903,407,646.70
  4. Step 4: Simplify right side
    203,535,344,568.30x = 56,756,871,197,688,340,676,608
  5. Step 5: Solve for x
    x = 56,756,871,197,688,340,676,608/203,535,344,568.30
  6. Step 6: Final answer
    x = 278,855,111,470.05

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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.