Home / 193,346,930.04-290,017,555.14-47,780,487.97

Finding the Fourth Proportional to 193,346,930.04, 290,017,555.14 and 47,780,487.97

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Solution

The fourth proportional to 193,346,930.04, 290,017,555.14 and 47,780,487.97 is: 71,670,030.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,346,930.04 : 290,017,555.14 = 47,780,487.97 : x
  2. Step 2: Convert to fraction form
    193,346,930.04/290,017,555.14 = 47,780,487.97/x
  3. Step 3: Cross multiply
    193,346,930.04x = 290,017,555.14 × 47,780,487.97
  4. Step 4: Simplify right side
    193,346,930.04x = 13,857,180,303,909,716
  5. Step 5: Solve for x
    x = 13,857,180,303,909,716/193,346,930.04
  6. Step 6: Final answer
    x = 71,670,030.14

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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.