Home / 60,279,165,781.27-90,432,370,637.92-19,941,922,852.63

Finding the Fourth Proportional to 60,279,165,781.27, 90,432,370,637.92 and 19,941,922,852.63

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Solution

The fourth proportional to 60,279,165,781.27, 90,432,370,637.92 and 19,941,922,852.63 is: 29,917,390,781.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,279,165,781.27 : 90,432,370,637.92 = 19,941,922,852.63 : x
  2. Step 2: Convert to fraction form
    60,279,165,781.27/90,432,370,637.92 = 19,941,922,852.63/x
  3. Step 3: Cross multiply
    60,279,165,781.27x = 90,432,370,637.92 × 19,941,922,852.63
  4. Step 4: Simplify right side
    60,279,165,781.27x = 1,803,395,358,641,611,603,968
  5. Step 5: Solve for x
    x = 1,803,395,358,641,611,603,968/60,279,165,781.27
  6. Step 6: Final answer
    x = 29,917,390,781.18

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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.