Home / 752,334,787.46-1,038,097,436.36-434,824,599.95

Finding the Fourth Proportional to 752,334,787.46, 1,038,097,436.36 and 434,824,599.95

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Solution

The fourth proportional to 752,334,787.46, 1,038,097,436.36 and 434,824,599.95 is: 599,985,950.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,334,787.46 : 1,038,097,436.36 = 434,824,599.95 : x
  2. Step 2: Convert to fraction form
    752,334,787.46/1,038,097,436.36 = 434,824,599.95/x
  3. Step 3: Cross multiply
    752,334,787.46x = 1,038,097,436.36 × 434,824,599.95
  4. Step 4: Simplify right side
    752,334,787.46x = 451,390,302,466,992,960
  5. Step 5: Solve for x
    x = 451,390,302,466,992,960/752,334,787.46
  6. Step 6: Final answer
    x = 599,985,950.40

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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.