Home / 913,756,161,407.32-1,260,994,929,255.50-502,269,566,012.30

Finding the Fourth Proportional to 913,756,161,407.32, 1,260,994,929,255.50 and 502,269,566,012.30

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Solution

The fourth proportional to 913,756,161,407.32, 1,260,994,929,255.50 and 502,269,566,012.30 is: 693,138,281,973.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,756,161,407.32 : 1,260,994,929,255.50 = 502,269,566,012.30 : x
  2. Step 2: Convert to fraction form
    913,756,161,407.32/1,260,994,929,255.50 = 502,269,566,012.30/x
  3. Step 3: Cross multiply
    913,756,161,407.32x = 1,260,994,929,255.50 × 502,269,566,012.30
  4. Step 4: Simplify right side
    913,756,161,407.32x = 633,359,375,860,870,936,526,848
  5. Step 5: Solve for x
    x = 633,359,375,860,870,936,526,848/913,756,161,407.32
  6. Step 6: Final answer
    x = 693,138,281,973.83

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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.