Home / 104,139,038.85-143,726,523.24-64,459,305.81

Finding the Fourth Proportional to 104,139,038.85, 143,726,523.24 and 64,459,305.81

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Solution

The fourth proportional to 104,139,038.85, 143,726,523.24 and 64,459,305.81 is: 88,962,909.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,139,038.85 : 143,726,523.24 = 64,459,305.81 : x
  2. Step 2: Convert to fraction form
    104,139,038.85/143,726,523.24 = 64,459,305.81/x
  3. Step 3: Cross multiply
    104,139,038.85x = 143,726,523.24 × 64,459,305.81
  4. Step 4: Simplify right side
    104,139,038.85x = 9,264,511,914,535,232
  5. Step 5: Solve for x
    x = 9,264,511,914,535,232/104,139,038.85
  6. Step 6: Final answer
    x = 88,962,909.75

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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.