Home / 25,278,059,398.19-34,870,496,618.77-15,629,705,174.93

Finding the Fourth Proportional to 25,278,059,398.19, 34,870,496,618.77 and 15,629,705,174.93

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Solution

The fourth proportional to 25,278,059,398.19, 34,870,496,618.77 and 15,629,705,174.93 is: 21,560,815,760.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,278,059,398.19 : 34,870,496,618.77 = 15,629,705,174.93 : x
  2. Step 2: Convert to fraction form
    25,278,059,398.19/34,870,496,618.77 = 15,629,705,174.93/x
  3. Step 3: Cross multiply
    25,278,059,398.19x = 34,870,496,618.77 × 15,629,705,174.93
  4. Step 4: Simplify right side
    25,278,059,398.19x = 545,015,581,454,562,885,632
  5. Step 5: Solve for x
    x = 545,015,581,454,562,885,632/25,278,059,398.19
  6. Step 6: Final answer
    x = 21,560,815,760.00

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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.