Home / 84,309,580.89-116,311,594.41-56,441,269.26

Finding the Fourth Proportional to 84,309,580.89, 116,311,594.41 and 56,441,269.26

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Solution

The fourth proportional to 84,309,580.89, 116,311,594.41 and 56,441,269.26 is: 77,865,100.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,309,580.89 : 116,311,594.41 = 56,441,269.26 : x
  2. Step 2: Convert to fraction form
    84,309,580.89/116,311,594.41 = 56,441,269.26/x
  3. Step 3: Cross multiply
    84,309,580.89x = 116,311,594.41 × 56,441,269.26
  4. Step 4: Simplify right side
    84,309,580.89x = 6,564,774,018,154,720
  5. Step 5: Solve for x
    x = 6,564,774,018,154,720/84,309,580.89
  6. Step 6: Final answer
    x = 77,865,100.84

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Why These Related Problems?

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