Home / 145,965,703.17-200,359,695.97-129,075,764.61

Finding the Fourth Proportional to 145,965,703.17, 200,359,695.97 and 129,075,764.61

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Solution

The fourth proportional to 145,965,703.17, 200,359,695.97 and 129,075,764.61 is: 177,175,736.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,965,703.17 : 200,359,695.97 = 129,075,764.61 : x
  2. Step 2: Convert to fraction form
    145,965,703.17/200,359,695.97 = 129,075,764.61/x
  3. Step 3: Cross multiply
    145,965,703.17x = 200,359,695.97 × 129,075,764.61
  4. Step 4: Simplify right side
    145,965,703.17x = 25,861,580,953,353,088
  5. Step 5: Solve for x
    x = 25,861,580,953,353,088/145,965,703.17
  6. Step 6: Final answer
    x = 177,175,736.44

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.