Home / 2,578,878,993.48-3,558,865,062.82-1,465,106,203.32

Finding the Fourth Proportional to 2,578,878,993.48, 3,558,865,062.82 and 1,465,106,203.32

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Solution

The fourth proportional to 2,578,878,993.48, 3,558,865,062.82 and 1,465,106,203.32 is: 2,021,853,407.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,878,993.48 : 3,558,865,062.82 = 1,465,106,203.32 : x
  2. Step 2: Convert to fraction form
    2,578,878,993.48/3,558,865,062.82 = 1,465,106,203.32/x
  3. Step 3: Cross multiply
    2,578,878,993.48x = 3,558,865,062.82 × 1,465,106,203.32
  4. Step 4: Simplify right side
    2,578,878,993.48x = 5,214,115,280,316,403,712
  5. Step 5: Solve for x
    x = 5,214,115,280,316,403,712/2,578,878,993.48
  6. Step 6: Final answer
    x = 2,021,853,407.43

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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.