Home / 104,130,347.63-143,696,768.54-57,085,812.50

Finding the Fourth Proportional to 104,130,347.63, 143,696,768.54 and 57,085,812.50

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Solution

The fourth proportional to 104,130,347.63, 143,696,768.54 and 57,085,812.50 is: 78,776,715.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,130,347.63 : 143,696,768.54 = 57,085,812.50 : x
  2. Step 2: Convert to fraction form
    104,130,347.63/143,696,768.54 = 57,085,812.50/x
  3. Step 3: Cross multiply
    104,130,347.63x = 143,696,768.54 × 57,085,812.50
  4. Step 4: Simplify right side
    104,130,347.63x = 8,203,046,784,726,425
  5. Step 5: Solve for x
    x = 8,203,046,784,726,425/104,130,347.63
  6. Step 6: Final answer
    x = 78,776,715.64

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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.