Home / 250,605,828.14-345,807,994.43-139,101,368.65

Finding the Fourth Proportional to 250,605,828.14, 345,807,994.43 and 139,101,368.65

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Solution

The fourth proportional to 250,605,828.14, 345,807,994.43 and 139,101,368.65 is: 191,944,320.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,605,828.14 : 345,807,994.43 = 139,101,368.65 : x
  2. Step 2: Convert to fraction form
    250,605,828.14/345,807,994.43 = 139,101,368.65/x
  3. Step 3: Cross multiply
    250,605,828.14x = 345,807,994.43 × 139,101,368.65
  4. Step 4: Simplify right side
    250,605,828.14x = 48,102,365,314,807,816
  5. Step 5: Solve for x
    x = 48,102,365,314,807,816/250,605,828.14
  6. Step 6: Final answer
    x = 191,944,320.18

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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.