Home / 118,929,636.13-164,124,017.14-66,719,792.46

Finding the Fourth Proportional to 118,929,636.13, 164,124,017.14 and 66,719,792.46

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Solution

The fourth proportional to 118,929,636.13, 164,124,017.14 and 66,719,792.46 is: 92,073,941.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,929,636.13 : 164,124,017.14 = 66,719,792.46 : x
  2. Step 2: Convert to fraction form
    118,929,636.13/164,124,017.14 = 66,719,792.46/x
  3. Step 3: Cross multiply
    118,929,636.13x = 164,124,017.14 × 66,719,792.46
  4. Step 4: Simplify right side
    118,929,636.13x = 10,950,320,361,282,282
  5. Step 5: Solve for x
    x = 10,950,320,361,282,282/118,929,636.13
  6. Step 6: Final answer
    x = 92,073,941.51

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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.