Home / 537,257,430.30-805,886,145.45-494,259,260.70

Finding the Fourth Proportional to 537,257,430.30, 805,886,145.45 and 494,259,260.70

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Solution

The fourth proportional to 537,257,430.30, 805,886,145.45 and 494,259,260.70 is: 741,388,891.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,257,430.30 : 805,886,145.45 = 494,259,260.70 : x
  2. Step 2: Convert to fraction form
    537,257,430.30/805,886,145.45 = 494,259,260.70/x
  3. Step 3: Cross multiply
    537,257,430.30x = 805,886,145.45 × 494,259,260.70
  4. Step 4: Simplify right side
    537,257,430.30x = 398,316,690,458,489,664
  5. Step 5: Solve for x
    x = 398,316,690,458,489,664/537,257,430.30
  6. Step 6: Final answer
    x = 741,388,891.05

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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.