Home / 379,692,328.60-569,593,070.20-117,397,334.92

Finding the Fourth Proportional to 379,692,328.60, 569,593,070.20 and 117,397,334.92

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Solution

The fourth proportional to 379,692,328.60, 569,593,070.20 and 117,397,334.92 is: 176,112,877.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,692,328.60 : 569,593,070.20 = 117,397,334.92 : x
  2. Step 2: Convert to fraction form
    379,692,328.60/569,593,070.20 = 117,397,334.92/x
  3. Step 3: Cross multiply
    379,692,328.60x = 569,593,070.20 × 117,397,334.92
  4. Step 4: Simplify right side
    379,692,328.60x = 66,868,708,430,380,480
  5. Step 5: Solve for x
    x = 66,868,708,430,380,480/379,692,328.60
  6. Step 6: Final answer
    x = 176,112,877.17

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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.