Home / 144,442,835.10-199,331,090.22-82,564,501.86

Finding the Fourth Proportional to 144,442,835.10, 199,331,090.22 and 82,564,501.86

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Solution

The fourth proportional to 144,442,835.10, 199,331,090.22 and 82,564,501.86 is: 113,938,999.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,442,835.10 : 199,331,090.22 = 82,564,501.86 : x
  2. Step 2: Convert to fraction form
    144,442,835.10/199,331,090.22 = 82,564,501.86/x
  3. Step 3: Cross multiply
    144,442,835.10x = 199,331,090.22 × 82,564,501.86
  4. Step 4: Simplify right side
    144,442,835.10x = 16,457,672,169,225,018
  5. Step 5: Solve for x
    x = 16,457,672,169,225,018/144,442,835.10
  6. Step 6: Final answer
    x = 113,938,999.87

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.