Home / 208,457,308,344.18-312,543,213,745.77-106,155,875,149.86

Finding the Fourth Proportional to 208,457,308,344.18, 312,543,213,745.77 and 106,155,875,149.86

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Solution

The fourth proportional to 208,457,308,344.18, 312,543,213,745.77 and 106,155,875,149.86 is: 159,161,118,604.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,457,308,344.18 : 312,543,213,745.77 = 106,155,875,149.86 : x
  2. Step 2: Convert to fraction form
    208,457,308,344.18/312,543,213,745.77 = 106,155,875,149.86/x
  3. Step 3: Cross multiply
    208,457,308,344.18x = 312,543,213,745.77 × 106,155,875,149.86
  4. Step 4: Simplify right side
    208,457,308,344.18x = 33,178,298,377,331,969,884,160
  5. Step 5: Solve for x
    x = 33,178,298,377,331,969,884,160/208,457,308,344.18
  6. Step 6: Final answer
    x = 159,161,118,604.45

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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.