Home / 851,191,820.46-1,174,499,239.28-493,877,683.62

Finding the Fourth Proportional to 851,191,820.46, 1,174,499,239.28 and 493,877,683.62

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Solution

The fourth proportional to 851,191,820.46, 1,174,499,239.28 and 493,877,683.62 is: 681,466,797.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,191,820.46 : 1,174,499,239.28 = 493,877,683.62 : x
  2. Step 2: Convert to fraction form
    851,191,820.46/1,174,499,239.28 = 493,877,683.62/x
  3. Step 3: Cross multiply
    851,191,820.46x = 1,174,499,239.28 × 493,877,683.62
  4. Step 4: Simplify right side
    851,191,820.46x = 580,058,963,706,589,184
  5. Step 5: Solve for x
    x = 580,058,963,706,589,184/851,191,820.46
  6. Step 6: Final answer
    x = 681,466,797.22

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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.