Home / 347,457,280.86-521,185,480.65-88,672,506.84

Finding the Fourth Proportional to 347,457,280.86, 521,185,480.65 and 88,672,506.84

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Solution

The fourth proportional to 347,457,280.86, 521,185,480.65 and 88,672,506.84 is: 133,008,647.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,457,280.86 : 521,185,480.65 = 88,672,506.84 : x
  2. Step 2: Convert to fraction form
    347,457,280.86/521,185,480.65 = 88,672,506.84/x
  3. Step 3: Cross multiply
    347,457,280.86x = 521,185,480.65 × 88,672,506.84
  4. Step 4: Simplify right side
    347,457,280.86x = 46,214,823,097,845,816
  5. Step 5: Solve for x
    x = 46,214,823,097,845,816/347,457,280.86
  6. Step 6: Final answer
    x = 133,008,647.81

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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.