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Finding the Fourth Proportional to 617,894,253.44, 852,709,445.58 and 335,636,605.52

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Solution

The fourth proportional to 617,894,253.44, 852,709,445.58 and 335,636,605.52 is: 463,186,867.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,894,253.44 : 852,709,445.58 = 335,636,605.52 : x
  2. Step 2: Convert to fraction form
    617,894,253.44/852,709,445.58 = 335,636,605.52/x
  3. Step 3: Cross multiply
    617,894,253.44x = 852,709,445.58 × 335,636,605.52
  4. Step 4: Simplify right side
    617,894,253.44x = 286,200,503,809,312,352
  5. Step 5: Solve for x
    x = 286,200,503,809,312,352/617,894,253.44
  6. Step 6: Final answer
    x = 463,186,867.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.