Home / 1,426,764,092,068-2,140,347,179,242.60-458,347,807,530.64

Finding the Fourth Proportional to 1,426,764,092,068, 2,140,347,179,242.60 and 458,347,807,530.64

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Solution

The fourth proportional to 1,426,764,092,068, 2,140,347,179,242.60 and 458,347,807,530.64 is: 687,586,295,740.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,764,092,068 : 2,140,347,179,242.60 = 458,347,807,530.64 : x
  2. Step 2: Convert to fraction form
    1,426,764,092,068/2,140,347,179,242.60 = 458,347,807,530.64/x
  3. Step 3: Cross multiply
    1,426,764,092,068x = 2,140,347,179,242.60 × 458,347,807,530.64
  4. Step 4: Simplify right side
    1,426,764,092,068x = 981,023,436,960,235,515,805,696
  5. Step 5: Solve for x
    x = 981,023,436,960,235,515,805,696/1,426,764,092,068
  6. Step 6: Final answer
    x = 687,586,295,740.25

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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.