Home / 1,478,261,399.72-2,039,861,185.86-883,427,460.52

Finding the Fourth Proportional to 1,478,261,399.72, 2,039,861,185.86 and 883,427,460.52

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Solution

The fourth proportional to 1,478,261,399.72, 2,039,861,185.86 and 883,427,460.52 is: 1,219,046,501.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,261,399.72 : 2,039,861,185.86 = 883,427,460.52 : x
  2. Step 2: Convert to fraction form
    1,478,261,399.72/2,039,861,185.86 = 883,427,460.52/x
  3. Step 3: Cross multiply
    1,478,261,399.72x = 2,039,861,185.86 × 883,427,460.52
  4. Step 4: Simplify right side
    1,478,261,399.72x = 1,802,069,387,237,615,360
  5. Step 5: Solve for x
    x = 1,802,069,387,237,615,360/1,478,261,399.72
  6. Step 6: Final answer
    x = 1,219,046,501.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.