Home / 25,395,707,823.30-38,047,645,232.55-21,722,387,631.30

Finding the Fourth Proportional to 25,395,707,823.30, 38,047,645,232.55 and 21,722,387,631.30

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Solution

The fourth proportional to 25,395,707,823.30, 38,047,645,232.55 and 21,722,387,631.30 is: 32,544,306,461.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,395,707,823.30 : 38,047,645,232.55 = 21,722,387,631.30 : x
  2. Step 2: Convert to fraction form
    25,395,707,823.30/38,047,645,232.55 = 21,722,387,631.30/x
  3. Step 3: Cross multiply
    25,395,707,823.30x = 38,047,645,232.55 × 21,722,387,631.30
  4. Step 4: Simplify right side
    25,395,707,823.30x = 826,485,698,199,634,575,360
  5. Step 5: Solve for x
    x = 826,485,698,199,634,575,360/25,395,707,823.30
  6. Step 6: Final answer
    x = 32,544,306,461.16

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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.