Home / 5,432,526,004.80-8,148,789,007.20-3,572,907,657.60

Finding the Fourth Proportional to 5,432,526,004.80, 8,148,789,007.20 and 3,572,907,657.60

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Solution

The fourth proportional to 5,432,526,004.80, 8,148,789,007.20 and 3,572,907,657.60 is: 5,359,361,486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,526,004.80 : 8,148,789,007.20 = 3,572,907,657.60 : x
  2. Step 2: Convert to fraction form
    5,432,526,004.80/8,148,789,007.20 = 3,572,907,657.60/x
  3. Step 3: Cross multiply
    5,432,526,004.80x = 8,148,789,007.20 × 3,572,907,657.60
  4. Step 4: Simplify right side
    5,432,526,004.80x = 29,114,870,643,991,580,672
  5. Step 5: Solve for x
    x = 29,114,870,643,991,580,672/5,432,526,004.80
  6. Step 6: Final answer
    x = 5,359,361,486.40

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Double scale
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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.