Home / 124,385,401.20-186,578,101.80-55,298,071.20

Finding the Fourth Proportional to 124,385,401.20, 186,578,101.80 and 55,298,071.20

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Solution

The fourth proportional to 124,385,401.20, 186,578,101.80 and 55,298,071.20 is: 82,947,106.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,385,401.20 : 186,578,101.80 = 55,298,071.20 : x
  2. Step 2: Convert to fraction form
    124,385,401.20/186,578,101.80 = 55,298,071.20/x
  3. Step 3: Cross multiply
    124,385,401.20x = 186,578,101.80 × 55,298,071.20
  4. Step 4: Simplify right side
    124,385,401.20x = 10,317,409,157,697,250
  5. Step 5: Solve for x
    x = 10,317,409,157,697,250/124,385,401.20
  6. Step 6: Final answer
    x = 82,947,106.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.