Home / 767,512,284.27-1,059,167,659.68-415,088,275.21

Finding the Fourth Proportional to 767,512,284.27, 1,059,167,659.68 and 415,088,275.21

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Solution

The fourth proportional to 767,512,284.27, 1,059,167,659.68 and 415,088,275.21 is: 572,822,202.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,512,284.27 : 1,059,167,659.68 = 415,088,275.21 : x
  2. Step 2: Convert to fraction form
    767,512,284.27/1,059,167,659.68 = 415,088,275.21/x
  3. Step 3: Cross multiply
    767,512,284.27x = 1,059,167,659.68 × 415,088,275.21
  4. Step 4: Simplify right side
    767,512,284.27x = 439,648,077,013,878,912
  5. Step 5: Solve for x
    x = 439,648,077,013,878,912/767,512,284.27
  6. Step 6: Final answer
    x = 572,822,202.36

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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.