Home / 398,250,459.30-597,375,688.95-111,036,123.30

Finding the Fourth Proportional to 398,250,459.30, 597,375,688.95 and 111,036,123.30

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Solution

The fourth proportional to 398,250,459.30, 597,375,688.95 and 111,036,123.30 is: 166,554,184.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,250,459.30 : 597,375,688.95 = 111,036,123.30 : x
  2. Step 2: Convert to fraction form
    398,250,459.30/597,375,688.95 = 111,036,123.30/x
  3. Step 3: Cross multiply
    398,250,459.30x = 597,375,688.95 × 111,036,123.30
  4. Step 4: Simplify right side
    398,250,459.30x = 66,330,280,654,674,648
  5. Step 5: Solve for x
    x = 66,330,280,654,674,648/398,250,459.30
  6. Step 6: Final answer
    x = 166,554,184.95

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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.