Home / 2,157,111,001.60-3,235,666,502.40-2,072,458,355.20

Finding the Fourth Proportional to 2,157,111,001.60, 3,235,666,502.40 and 2,072,458,355.20

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Solution

The fourth proportional to 2,157,111,001.60, 3,235,666,502.40 and 2,072,458,355.20 is: 3,108,687,532.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157,111,001.60 : 3,235,666,502.40 = 2,072,458,355.20 : x
  2. Step 2: Convert to fraction form
    2,157,111,001.60/3,235,666,502.40 = 2,072,458,355.20/x
  3. Step 3: Cross multiply
    2,157,111,001.60x = 3,235,666,502.40 × 2,072,458,355.20
  4. Step 4: Simplify right side
    2,157,111,001.60x = 6,705,784,077,539,641,344
  5. Step 5: Solve for x
    x = 6,705,784,077,539,641,344/2,157,111,001.60
  6. Step 6: Final answer
    x = 3,108,687,532.80

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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.