Home / 1,017,400,206.40-1,526,100,309.60-251,495,310.40

Finding the Fourth Proportional to 1,017,400,206.40, 1,526,100,309.60 and 251,495,310.40

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Solution

The fourth proportional to 1,017,400,206.40, 1,526,100,309.60 and 251,495,310.40 is: 377,242,965.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,400,206.40 : 1,526,100,309.60 = 251,495,310.40 : x
  2. Step 2: Convert to fraction form
    1,017,400,206.40/1,526,100,309.60 = 251,495,310.40/x
  3. Step 3: Cross multiply
    1,017,400,206.40x = 1,526,100,309.60 × 251,495,310.40
  4. Step 4: Simplify right side
    1,017,400,206.40x = 383,807,071,064,388,096
  5. Step 5: Solve for x
    x = 383,807,071,064,388,096/1,017,400,206.40
  6. Step 6: Final answer
    x = 377,242,965.60

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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.