Home / 974,491,427.20-1,461,737,140.80-483,014,790.40

Finding the Fourth Proportional to 974,491,427.20, 1,461,737,140.80 and 483,014,790.40

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Solution

The fourth proportional to 974,491,427.20, 1,461,737,140.80 and 483,014,790.40 is: 724,522,185.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,491,427.20 : 1,461,737,140.80 = 483,014,790.40 : x
  2. Step 2: Convert to fraction form
    974,491,427.20/1,461,737,140.80 = 483,014,790.40/x
  3. Step 3: Cross multiply
    974,491,427.20x = 1,461,737,140.80 × 483,014,790.40
  4. Step 4: Simplify right side
    974,491,427.20x = 706,040,658,683,407,232
  5. Step 5: Solve for x
    x = 706,040,658,683,407,232/974,491,427.20
  6. Step 6: Final answer
    x = 724,522,185.60

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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.