Home / 19,164,281,412.14-28,720,726,486.58-14,915,103,649.82

Finding the Fourth Proportional to 19,164,281,412.14, 28,720,726,486.58 and 14,915,103,649.82

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Solution

The fourth proportional to 19,164,281,412.14, 28,720,726,486.58 and 14,915,103,649.82 is: 22,352,657,176.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,164,281,412.14 : 28,720,726,486.58 = 14,915,103,649.82 : x
  2. Step 2: Convert to fraction form
    19,164,281,412.14/28,720,726,486.58 = 14,915,103,649.82/x
  3. Step 3: Cross multiply
    19,164,281,412.14x = 28,720,726,486.58 × 14,915,103,649.82
  4. Step 4: Simplify right side
    19,164,281,412.14x = 428,372,612,445,471,309,824
  5. Step 5: Solve for x
    x = 428,372,612,445,471,309,824/19,164,281,412.14
  6. Step 6: Final answer
    x = 22,352,657,176.81

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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.