Home / 105,058,219.18-157,826,477.21-76,001,682.51

Finding the Fourth Proportional to 105,058,219.18, 157,826,477.21 and 76,001,682.51

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Solution

The fourth proportional to 105,058,219.18, 157,826,477.21 and 76,001,682.51 is: 114,175,529.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,058,219.18 : 157,826,477.21 = 76,001,682.51 : x
  2. Step 2: Convert to fraction form
    105,058,219.18/157,826,477.21 = 76,001,682.51/x
  3. Step 3: Cross multiply
    105,058,219.18x = 157,826,477.21 × 76,001,682.51
  4. Step 4: Simplify right side
    105,058,219.18x = 11,995,077,812,586,172
  5. Step 5: Solve for x
    x = 11,995,077,812,586,172/105,058,219.18
  6. Step 6: Final answer
    x = 114,175,529.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.