Home / 89,517,654,260.03-123,590,124,247.66-56,983,231,748.05

Finding the Fourth Proportional to 89,517,654,260.03, 123,590,124,247.66 and 56,983,231,748.05

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Solution

The fourth proportional to 89,517,654,260.03, 123,590,124,247.66 and 56,983,231,748.05 is: 78,672,355,190.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,517,654,260.03 : 123,590,124,247.66 = 56,983,231,748.05 : x
  2. Step 2: Convert to fraction form
    89,517,654,260.03/123,590,124,247.66 = 56,983,231,748.05/x
  3. Step 3: Cross multiply
    89,517,654,260.03x = 123,590,124,247.66 × 56,983,231,748.05
  4. Step 4: Simplify right side
    89,517,654,260.03x = 7,042,564,691,774,455,939,072
  5. Step 5: Solve for x
    x = 7,042,564,691,774,455,939,072/89,517,654,260.03
  6. Step 6: Final answer
    x = 78,672,355,190.60

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1.5x scale

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.