Home / 55,405,847.40-83,108,771.10-45,968,663.40

Finding the Fourth Proportional to 55,405,847.40, 83,108,771.10 and 45,968,663.40

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Solution

The fourth proportional to 55,405,847.40, 83,108,771.10 and 45,968,663.40 is: 68,952,995.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,405,847.40 : 83,108,771.10 = 45,968,663.40 : x
  2. Step 2: Convert to fraction form
    55,405,847.40/83,108,771.10 = 45,968,663.40/x
  3. Step 3: Cross multiply
    55,405,847.40x = 83,108,771.10 × 45,968,663.40
  4. Step 4: Simplify right side
    55,405,847.40x = 3,820,399,124,283,547.50
  5. Step 5: Solve for x
    x = 3,820,399,124,283,547.50/55,405,847.40
  6. Step 6: Final answer
    x = 68,952,995.10

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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.