Home / 995,183,999.10-1,492,775,998.65-442,485,359.10

Finding the Fourth Proportional to 995,183,999.10, 1,492,775,998.65 and 442,485,359.10

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Solution

The fourth proportional to 995,183,999.10, 1,492,775,998.65 and 442,485,359.10 is: 663,728,038.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,183,999.10 : 1,492,775,998.65 = 442,485,359.10 : x
  2. Step 2: Convert to fraction form
    995,183,999.10/1,492,775,998.65 = 442,485,359.10/x
  3. Step 3: Cross multiply
    995,183,999.10x = 1,492,775,998.65 × 442,485,359.10
  4. Step 4: Simplify right side
    995,183,999.10x = 660,531,523,818,506,496
  5. Step 5: Solve for x
    x = 660,531,523,818,506,496/995,183,999.10
  6. Step 6: Final answer
    x = 663,728,038.65

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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.