Home / 2,157,111,012.60-3,235,666,518.90-2,072,458,366.20

Finding the Fourth Proportional to 2,157,111,012.60, 3,235,666,518.90 and 2,072,458,366.20

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Solution

The fourth proportional to 2,157,111,012.60, 3,235,666,518.90 and 2,072,458,366.20 is: 3,108,687,549.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,111,012.60 : 3,235,666,518.90 = 2,072,458,366.20 : x
  2. Step 2: Convert to fraction form
    2,157,111,012.60/3,235,666,518.90 = 2,072,458,366.20/x
  3. Step 3: Cross multiply
    2,157,111,012.60x = 3,235,666,518.90 × 2,072,458,366.20
  4. Step 4: Simplify right side
    2,157,111,012.60x = 6,705,784,147,327,536,128
  5. Step 5: Solve for x
    x = 6,705,784,147,327,536,128/2,157,111,012.60
  6. Step 6: Final answer
    x = 3,108,687,549.30

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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.