Home / 117,471,827.80-176,207,741.70-100,087,802.20

Finding the Fourth Proportional to 117,471,827.80, 176,207,741.70 and 100,087,802.20

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Solution

The fourth proportional to 117,471,827.80, 176,207,741.70 and 100,087,802.20 is: 150,131,703.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,471,827.80 : 176,207,741.70 = 100,087,802.20 : x
  2. Step 2: Convert to fraction form
    117,471,827.80/176,207,741.70 = 100,087,802.20/x
  3. Step 3: Cross multiply
    117,471,827.80x = 176,207,741.70 × 100,087,802.20
  4. Step 4: Simplify right side
    117,471,827.80x = 17,636,245,597,378,292
  5. Step 5: Solve for x
    x = 17,636,245,597,378,292/117,471,827.80
  6. Step 6: Final answer
    x = 150,131,703.30

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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.