Home / 112,503,937.95-169,599,146.38-105,004,391.76

Finding the Fourth Proportional to 112,503,937.95, 169,599,146.38 and 105,004,391.76

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Solution

The fourth proportional to 112,503,937.95, 169,599,146.38 and 105,004,391.76 is: 158,293,616.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,503,937.95 : 169,599,146.38 = 105,004,391.76 : x
  2. Step 2: Convert to fraction form
    112,503,937.95/169,599,146.38 = 105,004,391.76/x
  3. Step 3: Cross multiply
    112,503,937.95x = 169,599,146.38 × 105,004,391.76
  4. Step 4: Simplify right side
    112,503,937.95x = 17,808,655,208,384,596
  5. Step 5: Solve for x
    x = 17,808,655,208,384,596/112,503,937.95
  6. Step 6: Final answer
    x = 158,293,616.50

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.