Home / 176,276,816.58-243,005,625.63-123,188,702.43

Finding the Fourth Proportional to 176,276,816.58, 243,005,625.63 and 123,188,702.43

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Solution

The fourth proportional to 176,276,816.58, 243,005,625.63 and 123,188,702.43 is: 169,821,240.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,276,816.58 : 243,005,625.63 = 123,188,702.43 : x
  2. Step 2: Convert to fraction form
    176,276,816.58/243,005,625.63 = 123,188,702.43/x
  3. Step 3: Cross multiply
    176,276,816.58x = 243,005,625.63 × 123,188,702.43
  4. Step 4: Simplify right side
    176,276,816.58x = 29,935,547,704,550,052
  5. Step 5: Solve for x
    x = 29,935,547,704,550,052/176,276,816.58
  6. Step 6: Final answer
    x = 169,821,240.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.