Home / 245,856,591.20-368,803,549.20-73,319,938.40

Finding the Fourth Proportional to 245,856,591.20, 368,803,549.20 and 73,319,938.40

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Solution

The fourth proportional to 245,856,591.20, 368,803,549.20 and 73,319,938.40 is: 109,985,473.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,856,591.20 : 368,803,549.20 = 73,319,938.40 : x
  2. Step 2: Convert to fraction form
    245,856,591.20/368,803,549.20 = 73,319,938.40/x
  3. Step 3: Cross multiply
    245,856,591.20x = 368,803,549.20 × 73,319,938.40
  4. Step 4: Simplify right side
    245,856,591.20x = 27,040,653,509,045,372
  5. Step 5: Solve for x
    x = 27,040,653,509,045,372/245,856,591.20
  6. Step 6: Final answer
    x = 109,985,473.15

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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.