Home / 5,108,228,425.40-7,662,342,638.10-2,353,238,281.40

Finding the Fourth Proportional to 5,108,228,425.40, 7,662,342,638.10 and 2,353,238,281.40

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Solution

The fourth proportional to 5,108,228,425.40, 7,662,342,638.10 and 2,353,238,281.40 is: 3,529,857,422.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108,228,425.40 : 7,662,342,638.10 = 2,353,238,281.40 : x
  2. Step 2: Convert to fraction form
    5,108,228,425.40/7,662,342,638.10 = 2,353,238,281.40/x
  3. Step 3: Cross multiply
    5,108,228,425.40x = 7,662,342,638.10 × 2,353,238,281.40
  4. Step 4: Simplify right side
    5,108,228,425.40x = 18,031,318,021,180,387,328
  5. Step 5: Solve for x
    x = 18,031,318,021,180,387,328/5,108,228,425.40
  6. Step 6: Final answer
    x = 3,529,857,422.10

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Double scale
Find fourth proportional to 5,108,228,426.40, 7,662,342,639.60 and 2,353,238,282.40
Similar ratio
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1.5x scale

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.