Home / 765,221,967,371.98-1,056,006,274,587.30-413,254,865,375.22

Finding the Fourth Proportional to 765,221,967,371.98, 1,056,006,274,587.30 and 413,254,865,375.22

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Solution

The fourth proportional to 765,221,967,371.98, 1,056,006,274,587.30 and 413,254,865,375.22 is: 570,291,692,407.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,221,967,371.98 : 1,056,006,274,587.30 = 413,254,865,375.22 : x
  2. Step 2: Convert to fraction form
    765,221,967,371.98/1,056,006,274,587.30 = 413,254,865,375.22/x
  3. Step 3: Cross multiply
    765,221,967,371.98x = 1,056,006,274,587.30 × 413,254,865,375.22
  4. Step 4: Simplify right side
    765,221,967,371.98x = 436,399,730,839,962,267,942,912
  5. Step 5: Solve for x
    x = 436,399,730,839,962,267,942,912/765,221,967,371.98
  6. Step 6: Final answer
    x = 570,291,692,407.50

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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.