Home / 398,338,100.34-549,745,766.01-241,692,913.14

Finding the Fourth Proportional to 398,338,100.34, 549,745,766.01 and 241,692,913.14

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Solution

The fourth proportional to 398,338,100.34, 549,745,766.01 and 241,692,913.14 is: 333,559,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,338,100.34 : 549,745,766.01 = 241,692,913.14 : x
  2. Step 2: Convert to fraction form
    398,338,100.34/549,745,766.01 = 241,692,913.14/x
  3. Step 3: Cross multiply
    398,338,100.34x = 549,745,766.01 × 241,692,913.14
  4. Step 4: Simplify right side
    398,338,100.34x = 132,869,655,673,337,680
  5. Step 5: Solve for x
    x = 132,869,655,673,337,680/398,338,100.34
  6. Step 6: Final answer
    x = 333,559,997.30

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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.