Home / 995,598,005.70-1,493,397,008.55-689,236,047.30

Finding the Fourth Proportional to 995,598,005.70, 1,493,397,008.55 and 689,236,047.30

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Solution

The fourth proportional to 995,598,005.70, 1,493,397,008.55 and 689,236,047.30 is: 1,033,854,070.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,598,005.70 : 1,493,397,008.55 = 689,236,047.30 : x
  2. Step 2: Convert to fraction form
    995,598,005.70/1,493,397,008.55 = 689,236,047.30/x
  3. Step 3: Cross multiply
    995,598,005.70x = 1,493,397,008.55 × 689,236,047.30
  4. Step 4: Simplify right side
    995,598,005.70x = 1,029,303,051,222,646,144
  5. Step 5: Solve for x
    x = 1,029,303,051,222,646,144/995,598,005.70
  6. Step 6: Final answer
    x = 1,033,854,070.95

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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.