Home / 145,535,999.40-218,303,999.10-96,856,003.80

Finding the Fourth Proportional to 145,535,999.40, 218,303,999.10 and 96,856,003.80

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Solution

The fourth proportional to 145,535,999.40, 218,303,999.10 and 96,856,003.80 is: 145,284,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,535,999.40 : 218,303,999.10 = 96,856,003.80 : x
  2. Step 2: Convert to fraction form
    145,535,999.40/218,303,999.10 = 96,856,003.80/x
  3. Step 3: Cross multiply
    145,535,999.40x = 218,303,999.10 × 96,856,003.80
  4. Step 4: Simplify right side
    145,535,999.40x = 21,144,052,966,384,796
  5. Step 5: Solve for x
    x = 21,144,052,966,384,796/145,535,999.40
  6. Step 6: Final answer
    x = 145,284,005.70

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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.