Home / 398,338,098.84-549,745,763.94-241,692,911.64

Finding the Fourth Proportional to 398,338,098.84, 549,745,763.94 and 241,692,911.64

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Solution

The fourth proportional to 398,338,098.84, 549,745,763.94 and 241,692,911.64 is: 333,559,995.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,338,098.84 : 549,745,763.94 = 241,692,911.64 : x
  2. Step 2: Convert to fraction form
    398,338,098.84/549,745,763.94 = 241,692,911.64/x
  3. Step 3: Cross multiply
    398,338,098.84x = 549,745,763.94 × 241,692,911.64
  4. Step 4: Simplify right side
    398,338,098.84x = 132,869,654,348,414,720
  5. Step 5: Solve for x
    x = 132,869,654,348,414,720/398,338,098.84
  6. Step 6: Final answer
    x = 333,559,995.23

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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.