Home / 395,078,730.25-592,492,488.67-369,286,506.13

Finding the Fourth Proportional to 395,078,730.25, 592,492,488.67 and 369,286,506.13

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Solution

The fourth proportional to 395,078,730.25, 592,492,488.67 and 369,286,506.13 is: 553,812,352.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,078,730.25 : 592,492,488.67 = 369,286,506.13 : x
  2. Step 2: Convert to fraction form
    395,078,730.25/592,492,488.67 = 369,286,506.13/x
  3. Step 3: Cross multiply
    395,078,730.25x = 592,492,488.67 × 369,286,506.13
  4. Step 4: Simplify right side
    395,078,730.25x = 218,799,481,049,212,896
  5. Step 5: Solve for x
    x = 218,799,481,049,212,896/395,078,730.25
  6. Step 6: Final answer
    x = 553,812,352.57

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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.