Home / 103,290,954.60-142,536,919.32-59,206,348.92

Finding the Fourth Proportional to 103,290,954.60, 142,536,919.32 and 59,206,348.92

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Solution

The fourth proportional to 103,290,954.60, 142,536,919.32 and 59,206,348.92 is: 81,702,125.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,290,954.60 : 142,536,919.32 = 59,206,348.92 : x
  2. Step 2: Convert to fraction form
    103,290,954.60/142,536,919.32 = 59,206,348.92/x
  3. Step 3: Cross multiply
    103,290,954.60x = 142,536,919.32 × 59,206,348.92
  4. Step 4: Simplify right side
    103,290,954.60x = 8,439,090,579,241,809
  5. Step 5: Solve for x
    x = 8,439,090,579,241,809/103,290,954.60
  6. Step 6: Final answer
    x = 81,702,125.92

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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.