Home / 134,890,004.70-186,148,767-73,010,343.28

Finding the Fourth Proportional to 134,890,004.70, 186,148,767 and 73,010,343.28

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Solution

The fourth proportional to 134,890,004.70, 186,148,767 and 73,010,343.28 is: 100,754,577.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,890,004.70 : 186,148,767 = 73,010,343.28 : x
  2. Step 2: Convert to fraction form
    134,890,004.70/186,148,767 = 73,010,343.28/x
  3. Step 3: Cross multiply
    134,890,004.70x = 186,148,767 × 73,010,343.28
  4. Step 4: Simplify right side
    134,890,004.70x = 13,590,785,379,818,736
  5. Step 5: Solve for x
    x = 13,590,785,379,818,736/134,890,004.70
  6. Step 6: Final answer
    x = 100,754,577.11

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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.