Home / 716,917,092.30-1,075,375,638.45-494,987,330.70

Finding the Fourth Proportional to 716,917,092.30, 1,075,375,638.45 and 494,987,330.70

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Solution

The fourth proportional to 716,917,092.30, 1,075,375,638.45 and 494,987,330.70 is: 742,480,996.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,917,092.30 : 1,075,375,638.45 = 494,987,330.70 : x
  2. Step 2: Convert to fraction form
    716,917,092.30/1,075,375,638.45 = 494,987,330.70/x
  3. Step 3: Cross multiply
    716,917,092.30x = 1,075,375,638.45 × 494,987,330.70
  4. Step 4: Simplify right side
    716,917,092.30x = 532,297,316,776,173,824
  5. Step 5: Solve for x
    x = 532,297,316,776,173,824/716,917,092.30
  6. Step 6: Final answer
    x = 742,480,996.05

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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.