Home / 190,087,068.28-262,438,630.26-130,650,706.84

Finding the Fourth Proportional to 190,087,068.28, 262,438,630.26 and 130,650,706.84

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Solution

The fourth proportional to 190,087,068.28, 262,438,630.26 and 130,650,706.84 is: 180,379,406.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,087,068.28 : 262,438,630.26 = 130,650,706.84 : x
  2. Step 2: Convert to fraction form
    190,087,068.28/262,438,630.26 = 130,650,706.84/x
  3. Step 3: Cross multiply
    190,087,068.28x = 262,438,630.26 × 130,650,706.84
  4. Step 4: Simplify right side
    190,087,068.28x = 34,287,792,545,590,412
  5. Step 5: Solve for x
    x = 34,287,792,545,590,412/190,087,068.28
  6. Step 6: Final answer
    x = 180,379,406.43

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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.