Home / 752,400,487.04-1,038,325,503.58-413,323,256.39

Finding the Fourth Proportional to 752,400,487.04, 1,038,325,503.58 and 413,323,256.39

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Solution

The fourth proportional to 752,400,487.04, 1,038,325,503.58 and 413,323,256.39 is: 570,393,142.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,400,487.04 : 1,038,325,503.58 = 413,323,256.39 : x
  2. Step 2: Convert to fraction form
    752,400,487.04/1,038,325,503.58 = 413,323,256.39/x
  3. Step 3: Cross multiply
    752,400,487.04x = 1,038,325,503.58 × 413,323,256.39
  4. Step 4: Simplify right side
    752,400,487.04x = 429,164,078,326,247,232
  5. Step 5: Solve for x
    x = 429,164,078,326,247,232/752,400,487.04
  6. Step 6: Final answer
    x = 570,393,142.64

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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.