Home / 316,209,274,535.48-436,368,798,858.98-180,878,454,971.66

Finding the Fourth Proportional to 316,209,274,535.48, 436,368,798,858.98 and 180,878,454,971.66

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Solution

The fourth proportional to 316,209,274,535.48, 436,368,798,858.98 and 180,878,454,971.66 is: 249,612,267,860.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,209,274,535.48 : 436,368,798,858.98 = 180,878,454,971.66 : x
  2. Step 2: Convert to fraction form
    316,209,274,535.48/436,368,798,858.98 = 180,878,454,971.66/x
  3. Step 3: Cross multiply
    316,209,274,535.48x = 436,368,798,858.98 × 180,878,454,971.66
  4. Step 4: Simplify right side
    316,209,274,535.48x = 78,929,714,135,451,368,947,712
  5. Step 5: Solve for x
    x = 78,929,714,135,451,368,947,712/316,209,274,535.48
  6. Step 6: Final answer
    x = 249,612,267,860.90

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1.5x scale

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.