Home / 245,836,350.80-368,754,526.20-123,392,344.40

Finding the Fourth Proportional to 245,836,350.80, 368,754,526.20 and 123,392,344.40

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Solution

The fourth proportional to 245,836,350.80, 368,754,526.20 and 123,392,344.40 is: 185,088,516.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,836,350.80 : 368,754,526.20 = 123,392,344.40 : x
  2. Step 2: Convert to fraction form
    245,836,350.80/368,754,526.20 = 123,392,344.40/x
  3. Step 3: Cross multiply
    245,836,350.80x = 368,754,526.20 × 123,392,344.40
  4. Step 4: Simplify right side
    245,836,350.80x = 45,501,485,495,929,224
  5. Step 5: Solve for x
    x = 45,501,485,495,929,224/245,836,350.80
  6. Step 6: Final answer
    x = 185,088,516.60

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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.