Home / 250,606,378.14-345,831,590.76-139,090,677.12

Finding the Fourth Proportional to 250,606,378.14, 345,831,590.76 and 139,090,677.12

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Solution

The fourth proportional to 250,606,378.14, 345,831,590.76 and 139,090,677.12 is: 191,942,242.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,606,378.14 : 345,831,590.76 = 139,090,677.12 : x
  2. Step 2: Convert to fraction form
    250,606,378.14/345,831,590.76 = 139,090,677.12/x
  3. Step 3: Cross multiply
    250,606,378.14x = 345,831,590.76 × 139,090,677.12
  4. Step 4: Simplify right side
    250,606,378.14x = 48,101,950,128,295,136
  5. Step 5: Solve for x
    x = 48,101,950,128,295,136/250,606,378.14
  6. Step 6: Final answer
    x = 191,942,242.19

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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.