Home / 65,501,999.10-98,252,998.65-45,094,664.70

Finding the Fourth Proportional to 65,501,999.10, 98,252,998.65 and 45,094,664.70

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Solution

The fourth proportional to 65,501,999.10, 98,252,998.65 and 45,094,664.70 is: 67,641,997.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,501,999.10 : 98,252,998.65 = 45,094,664.70 : x
  2. Step 2: Convert to fraction form
    65,501,999.10/98,252,998.65 = 45,094,664.70/x
  3. Step 3: Cross multiply
    65,501,999.10x = 98,252,998.65 × 45,094,664.70
  4. Step 4: Simplify right side
    65,501,999.10x = 4,430,686,029,891,303
  5. Step 5: Solve for x
    x = 4,430,686,029,891,303/65,501,999.10
  6. Step 6: Final answer
    x = 67,641,997.05

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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.