Home / 316,209,274,554.97-436,368,798,885.89-180,878,454,991.18

Finding the Fourth Proportional to 316,209,274,554.97, 436,368,798,885.89 and 180,878,454,991.18

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Solution

The fourth proportional to 316,209,274,554.97, 436,368,798,885.89 and 180,878,454,991.18 is: 249,612,267,887.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,209,274,554.97 : 436,368,798,885.89 = 180,878,454,991.18 : x
  2. Step 2: Convert to fraction form
    316,209,274,554.97/436,368,798,885.89 = 180,878,454,991.18/x
  3. Step 3: Cross multiply
    316,209,274,554.97x = 436,368,798,885.89 × 180,878,454,991.18
  4. Step 4: Simplify right side
    316,209,274,554.97x = 78,929,714,148,836,735,188,992
  5. Step 5: Solve for x
    x = 78,929,714,148,836,735,188,992/316,209,274,554.97
  6. Step 6: Final answer
    x = 249,612,267,887.85

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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.