Home / 112,072,367.80-168,108,551.70-107,767,695.70

Finding the Fourth Proportional to 112,072,367.80, 168,108,551.70 and 107,767,695.70

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Solution

The fourth proportional to 112,072,367.80, 168,108,551.70 and 107,767,695.70 is: 161,651,543.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,072,367.80 : 168,108,551.70 = 107,767,695.70 : x
  2. Step 2: Convert to fraction form
    112,072,367.80/168,108,551.70 = 107,767,695.70/x
  3. Step 3: Cross multiply
    112,072,367.80x = 168,108,551.70 × 107,767,695.70
  4. Step 4: Simplify right side
    112,072,367.80x = 18,116,671,244,173,316
  5. Step 5: Solve for x
    x = 18,116,671,244,173,316/112,072,367.80
  6. Step 6: Final answer
    x = 161,651,543.55

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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.