Home / 297,241,715.40-445,703,140.80-124,523,390.40

Finding the Fourth Proportional to 297,241,715.40, 445,703,140.80 and 124,523,390.40

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Solution

The fourth proportional to 297,241,715.40, 445,703,140.80 and 124,523,390.40 is: 186,718,294.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,241,715.40 : 445,703,140.80 = 124,523,390.40 : x
  2. Step 2: Convert to fraction form
    297,241,715.40/445,703,140.80 = 124,523,390.40/x
  3. Step 3: Cross multiply
    297,241,715.40x = 445,703,140.80 × 124,523,390.40
  4. Step 4: Simplify right side
    297,241,715.40x = 55,500,466,204,344,576
  5. Step 5: Solve for x
    x = 55,500,466,204,344,576/297,241,715.40
  6. Step 6: Final answer
    x = 186,718,294.67

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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.