Home / 274,678,166.76-411,953,330.88-102,236,191.08

Finding the Fourth Proportional to 274,678,166.76, 411,953,330.88 and 102,236,191.08

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Solution

The fourth proportional to 274,678,166.76, 411,953,330.88 and 102,236,191.08 is: 153,330,495.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,678,166.76 : 411,953,330.88 = 102,236,191.08 : x
  2. Step 2: Convert to fraction form
    274,678,166.76/411,953,330.88 = 102,236,191.08/x
  3. Step 3: Cross multiply
    274,678,166.76x = 411,953,330.88 × 102,236,191.08
  4. Step 4: Simplify right side
    274,678,166.76x = 42,116,539,451,890,144
  5. Step 5: Solve for x
    x = 42,116,539,451,890,144/274,678,166.76
  6. Step 6: Final answer
    x = 153,330,495.64

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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.