Home / 744,771,681.90-1,027,772,364.38-410,275,493.87

Finding the Fourth Proportional to 744,771,681.90, 1,027,772,364.38 and 410,275,493.87

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Solution

The fourth proportional to 744,771,681.90, 1,027,772,364.38 and 410,275,493.87 is: 566,173,264.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,771,681.90 : 1,027,772,364.38 = 410,275,493.87 : x
  2. Step 2: Convert to fraction form
    744,771,681.90/1,027,772,364.38 = 410,275,493.87/x
  3. Step 3: Cross multiply
    744,771,681.90x = 1,027,772,364.38 × 410,275,493.87
  4. Step 4: Simplify right side
    744,771,681.90x = 421,669,814,374,751,872
  5. Step 5: Solve for x
    x = 421,669,814,374,751,872/744,771,681.90
  6. Step 6: Final answer
    x = 566,173,264.40

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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.