Home / 103,593,634.48-142,962,599.19-56,553,216.18

Finding the Fourth Proportional to 103,593,634.48, 142,962,599.19 and 56,553,216.18

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Solution

The fourth proportional to 103,593,634.48, 142,962,599.19 and 56,553,216.18 is: 78,045,285.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,593,634.48 : 142,962,599.19 = 56,553,216.18 : x
  2. Step 2: Convert to fraction form
    103,593,634.48/142,962,599.19 = 56,553,216.18/x
  3. Step 3: Cross multiply
    103,593,634.48x = 142,962,599.19 × 56,553,216.18
  4. Step 4: Simplify right side
    103,593,634.48x = 8,084,994,777,646,763
  5. Step 5: Solve for x
    x = 8,084,994,777,646,763/103,593,634.48
  6. Step 6: Final answer
    x = 78,045,285.49

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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.