Home / 1,887,681,005.68-2,831,530,464.96-577,580,968.48

Finding the Fourth Proportional to 1,887,681,005.68, 2,831,530,464.96 and 577,580,968.48

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Solution

The fourth proportional to 1,887,681,005.68, 2,831,530,464.96 and 577,580,968.48 is: 866,374,193.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,681,005.68 : 2,831,530,464.96 = 577,580,968.48 : x
  2. Step 2: Convert to fraction form
    1,887,681,005.68/2,831,530,464.96 = 577,580,968.48/x
  3. Step 3: Cross multiply
    1,887,681,005.68x = 2,831,530,464.96 × 577,580,968.48
  4. Step 4: Simplify right side
    1,887,681,005.68x = 1,635,438,108,232,221,696
  5. Step 5: Solve for x
    x = 1,635,438,108,232,221,696/1,887,681,005.68
  6. Step 6: Final answer
    x = 866,374,193.16

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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.