Home / 245,856,599.20-368,803,561.20-73,319,946.40

Finding the Fourth Proportional to 245,856,599.20, 368,803,561.20 and 73,319,946.40

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Solution

The fourth proportional to 245,856,599.20, 368,803,561.20 and 73,319,946.40 is: 109,985,485.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,856,599.20 : 368,803,561.20 = 73,319,946.40 : x
  2. Step 2: Convert to fraction form
    245,856,599.20/368,803,561.20 = 73,319,946.40/x
  3. Step 3: Cross multiply
    245,856,599.20x = 368,803,561.20 × 73,319,946.40
  4. Step 4: Simplify right side
    245,856,599.20x = 27,040,657,339,313,120
  5. Step 5: Solve for x
    x = 27,040,657,339,313,120/245,856,599.20
  6. Step 6: Final answer
    x = 109,985,485.15

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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.