Home / 76,700,347.39-114,630,250.55-55,994,389.21

Finding the Fourth Proportional to 76,700,347.39, 114,630,250.55 and 55,994,389.21

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Solution

The fourth proportional to 76,700,347.39, 114,630,250.55 and 55,994,389.21 is: 83,684,769.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,700,347.39 : 114,630,250.55 = 55,994,389.21 : x
  2. Step 2: Convert to fraction form
    76,700,347.39/114,630,250.55 = 55,994,389.21/x
  3. Step 3: Cross multiply
    76,700,347.39x = 114,630,250.55 × 55,994,389.21
  4. Step 4: Simplify right side
    76,700,347.39x = 6,418,650,864,536,517
  5. Step 5: Solve for x
    x = 6,418,650,864,536,517/76,700,347.39
  6. Step 6: Final answer
    x = 83,684,769.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.