Home / 198,807,284,428.96-274,354,890,385.08-112,000,895,727.03

Finding the Fourth Proportional to 198,807,284,428.96, 274,354,890,385.08 and 112,000,895,727.03

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Solution

The fourth proportional to 198,807,284,428.96, 274,354,890,385.08 and 112,000,895,727.03 is: 154,561,708,130.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,807,284,428.96 : 274,354,890,385.08 = 112,000,895,727.03 : x
  2. Step 2: Convert to fraction form
    198,807,284,428.96/274,354,890,385.08 = 112,000,895,727.03/x
  3. Step 3: Cross multiply
    198,807,284,428.96x = 274,354,890,385.08 × 112,000,895,727.03
  4. Step 4: Simplify right side
    198,807,284,428.96x = 30,727,993,470,220,087,853,056
  5. Step 5: Solve for x
    x = 30,727,993,470,220,087,853,056/198,807,284,428.96
  6. Step 6: Final answer
    x = 154,561,708,130.97

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1.5x scale

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.