Home / 1,327,914,878.10-1,992,439,187.55-637,466,730.90

Finding the Fourth Proportional to 1,327,914,878.10, 1,992,439,187.55 and 637,466,730.90

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Solution

The fourth proportional to 1,327,914,878.10, 1,992,439,187.55 and 637,466,730.90 is: 956,472,223.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,914,878.10 : 1,992,439,187.55 = 637,466,730.90 : x
  2. Step 2: Convert to fraction form
    1,327,914,878.10/1,992,439,187.55 = 637,466,730.90/x
  3. Step 3: Cross multiply
    1,327,914,878.10x = 1,992,439,187.55 × 637,466,730.90
  4. Step 4: Simplify right side
    1,327,914,878.10x = 1,270,113,695,404,550,400
  5. Step 5: Solve for x
    x = 1,270,113,695,404,550,400/1,327,914,878.10
  6. Step 6: Final answer
    x = 956,472,223.00

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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.