Home / 250,947,715.53-346,292,666.19-139,434,743.37

Finding the Fourth Proportional to 250,947,715.53, 346,292,666.19 and 139,434,743.37

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Solution

The fourth proportional to 250,947,715.53, 346,292,666.19 and 139,434,743.37 is: 192,411,510.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,947,715.53 : 346,292,666.19 = 139,434,743.37 : x
  2. Step 2: Convert to fraction form
    250,947,715.53/346,292,666.19 = 139,434,743.37/x
  3. Step 3: Cross multiply
    250,947,715.53x = 346,292,666.19 × 139,434,743.37
  4. Step 4: Simplify right side
    250,947,715.53x = 48,285,229,041,115,728
  5. Step 5: Solve for x
    x = 48,285,229,041,115,728/250,947,715.53
  6. Step 6: Final answer
    x = 192,411,510.66

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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.