Home / 752,334,786.94-1,038,097,435.65-434,824,599.43

Finding the Fourth Proportional to 752,334,786.94, 1,038,097,435.65 and 434,824,599.43

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Solution

The fourth proportional to 752,334,786.94, 1,038,097,435.65 and 434,824,599.43 is: 599,985,949.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,334,786.94 : 1,038,097,435.65 = 434,824,599.43 : x
  2. Step 2: Convert to fraction form
    752,334,786.94/1,038,097,435.65 = 434,824,599.43/x
  3. Step 3: Cross multiply
    752,334,786.94x = 1,038,097,435.65 × 434,824,599.43
  4. Step 4: Simplify right side
    752,334,786.94x = 451,390,301,625,821,440
  5. Step 5: Solve for x
    x = 451,390,301,625,821,440/752,334,786.94
  6. Step 6: Final answer
    x = 599,985,949.69

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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.