Home / 13,116,816,187.20-19,675,224,280.80-11,851,561,454.40

Finding the Fourth Proportional to 13,116,816,187.20, 19,675,224,280.80 and 11,851,561,454.40

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Solution

The fourth proportional to 13,116,816,187.20, 19,675,224,280.80 and 11,851,561,454.40 is: 17,777,342,181.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,116,816,187.20 : 19,675,224,280.80 = 11,851,561,454.40 : x
  2. Step 2: Convert to fraction form
    13,116,816,187.20/19,675,224,280.80 = 11,851,561,454.40/x
  3. Step 3: Cross multiply
    13,116,816,187.20x = 19,675,224,280.80 × 11,851,561,454.40
  4. Step 4: Simplify right side
    13,116,816,187.20x = 233,182,129,693,004,234,752
  5. Step 5: Solve for x
    x = 233,182,129,693,004,234,752/13,116,816,187.20
  6. Step 6: Final answer
    x = 17,777,342,181.60

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1.5x scale

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.