Home / 752,334,785.94-1,038,097,434.27-434,824,598.43

Finding the Fourth Proportional to 752,334,785.94, 1,038,097,434.27 and 434,824,598.43

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Solution

The fourth proportional to 752,334,785.94, 1,038,097,434.27 and 434,824,598.43 is: 599,985,948.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,334,785.94 : 1,038,097,434.27 = 434,824,598.43 : x
  2. Step 2: Convert to fraction form
    752,334,785.94/1,038,097,434.27 = 434,824,598.43/x
  3. Step 3: Cross multiply
    752,334,785.94x = 1,038,097,434.27 × 434,824,598.43
  4. Step 4: Simplify right side
    752,334,785.94x = 451,390,299,982,715,776
  5. Step 5: Solve for x
    x = 451,390,299,982,715,776/752,334,785.94
  6. Step 6: Final answer
    x = 599,985,948.31

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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.