Home / 19,315,584,327.20-28,973,376,490.80-6,894,320,122.40

Finding the Fourth Proportional to 19,315,584,327.20, 28,973,376,490.80 and 6,894,320,122.40

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Solution

The fourth proportional to 19,315,584,327.20, 28,973,376,490.80 and 6,894,320,122.40 is: 10,341,480,183.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,315,584,327.20 : 28,973,376,490.80 = 6,894,320,122.40 : x
  2. Step 2: Convert to fraction form
    19,315,584,327.20/28,973,376,490.80 = 6,894,320,122.40/x
  3. Step 3: Cross multiply
    19,315,584,327.20x = 28,973,376,490.80 × 6,894,320,122.40
  4. Step 4: Simplify right side
    19,315,584,327.20x = 199,751,732,554,393,518,080
  5. Step 5: Solve for x
    x = 199,751,732,554,393,518,080/19,315,584,327.20
  6. Step 6: Final answer
    x = 10,341,480,183.60

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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.