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Finding the Fourth Proportional to 358,668,068.10, 537,151,796.55 and 358,668,068.10

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Solution

The fourth proportional to 358,668,068.10, 537,151,796.55 and 358,668,068.10 is: 537,151,796.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,668,068.10 : 537,151,796.55 = 358,668,068.10 : x
  2. Step 2: Convert to fraction form
    358,668,068.10/537,151,796.55 = 358,668,068.10/x
  3. Step 3: Cross multiply
    358,668,068.10x = 537,151,796.55 × 358,668,068.10
  4. Step 4: Simplify right side
    358,668,068.10x = 192,659,197,145,032,736
  5. Step 5: Solve for x
    x = 192,659,197,145,032,736/358,668,068.10
  6. Step 6: Final answer
    x = 537,151,796.55

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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.