Home / 830,305,544,949.12-1,245,332,477,202.80-225,977,843,151.84

Finding the Fourth Proportional to 830,305,544,949.12, 1,245,332,477,202.80 and 225,977,843,151.84

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Solution

The fourth proportional to 830,305,544,949.12, 1,245,332,477,202.80 and 225,977,843,151.84 is: 338,932,515,767.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,305,544,949.12 : 1,245,332,477,202.80 = 225,977,843,151.84 : x
  2. Step 2: Convert to fraction form
    830,305,544,949.12/1,245,332,477,202.80 = 225,977,843,151.84/x
  3. Step 3: Cross multiply
    830,305,544,949.12x = 1,245,332,477,202.80 × 225,977,843,151.84
  4. Step 4: Simplify right side
    830,305,544,949.12x = 281,417,547,205,226,696,540,160
  5. Step 5: Solve for x
    x = 281,417,547,205,226,696,540,160/830,305,544,949.12
  6. Step 6: Final answer
    x = 338,932,515,767.40

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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.