Home / 28,747,014,678.40-43,120,522,017.60-28,747,014,678.40

Finding the Fourth Proportional to 28,747,014,678.40, 43,120,522,017.60 and 28,747,014,678.40

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Solution

The fourth proportional to 28,747,014,678.40, 43,120,522,017.60 and 28,747,014,678.40 is: 43,120,522,017.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,747,014,678.40 : 43,120,522,017.60 = 28,747,014,678.40 : x
  2. Step 2: Convert to fraction form
    28,747,014,678.40/43,120,522,017.60 = 28,747,014,678.40/x
  3. Step 3: Cross multiply
    28,747,014,678.40x = 43,120,522,017.60 × 28,747,014,678.40
  4. Step 4: Simplify right side
    28,747,014,678.40x = 1,239,586,279,380,217,495,552
  5. Step 5: Solve for x
    x = 1,239,586,279,380,217,495,552/28,747,014,678.40
  6. Step 6: Final answer
    x = 43,120,522,017.60

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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.