Home / 692,485,152,765.84-1,038,002,757,019.60-289,799,339,905.44

Finding the Fourth Proportional to 692,485,152,765.84, 1,038,002,757,019.60 and 289,799,339,905.44

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Solution

The fourth proportional to 692,485,152,765.84, 1,038,002,757,019.60 and 289,799,339,905.44 is: 434,395,614,985.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,485,152,765.84 : 1,038,002,757,019.60 = 289,799,339,905.44 : x
  2. Step 2: Convert to fraction form
    692,485,152,765.84/1,038,002,757,019.60 = 289,799,339,905.44/x
  3. Step 3: Cross multiply
    692,485,152,765.84x = 1,038,002,757,019.60 × 289,799,339,905.44
  4. Step 4: Simplify right side
    692,485,152,765.84x = 300,812,513,804,306,907,922,432
  5. Step 5: Solve for x
    x = 300,812,513,804,306,907,922,432/692,485,152,765.84
  6. Step 6: Final answer
    x = 434,395,614,985.88

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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.