Home / 514,564,506.55-710,098,478.85-279,614,608.12

Finding the Fourth Proportional to 514,564,506.55, 710,098,478.85 and 279,614,608.12

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Solution

The fourth proportional to 514,564,506.55, 710,098,478.85 and 279,614,608.12 is: 385,867,865.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,564,506.55 : 710,098,478.85 = 279,614,608.12 : x
  2. Step 2: Convert to fraction form
    514,564,506.55/710,098,478.85 = 279,614,608.12/x
  3. Step 3: Cross multiply
    514,564,506.55x = 710,098,478.85 × 279,614,608.12
  4. Step 4: Simplify right side
    514,564,506.55x = 198,553,907,890,250,880
  5. Step 5: Solve for x
    x = 198,553,907,890,250,880/514,564,506.55
  6. Step 6: Final answer
    x = 385,867,865.67

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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.