Home / 183,716,128.74-253,527,813.78-100,084,946.57

Finding the Fourth Proportional to 183,716,128.74, 253,527,813.78 and 100,084,946.57

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Solution

The fourth proportional to 183,716,128.74, 253,527,813.78 and 100,084,946.57 is: 138,116,984.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,716,128.74 : 253,527,813.78 = 100,084,946.57 : x
  2. Step 2: Convert to fraction form
    183,716,128.74/253,527,813.78 = 100,084,946.57/x
  3. Step 3: Cross multiply
    183,716,128.74x = 253,527,813.78 × 100,084,946.57
  4. Step 4: Simplify right side
    183,716,128.74x = 25,374,317,696,814,032
  5. Step 5: Solve for x
    x = 25,374,317,696,814,032/183,716,128.74
  6. Step 6: Final answer
    x = 138,116,984.45

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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.