Home / 19,542,872,656.75-29,300,926,287.89-9,952,113,294.78

Finding the Fourth Proportional to 19,542,872,656.75, 29,300,926,287.89 and 9,952,113,294.78

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Solution

The fourth proportional to 19,542,872,656.75, 29,300,926,287.89 and 9,952,113,294.78 is: 14,921,354,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,542,872,656.75 : 29,300,926,287.89 = 9,952,113,294.78 : x
  2. Step 2: Convert to fraction form
    19,542,872,656.75/29,300,926,287.89 = 9,952,113,294.78/x
  3. Step 3: Cross multiply
    19,542,872,656.75x = 29,300,926,287.89 × 9,952,113,294.78
  4. Step 4: Simplify right side
    19,542,872,656.75x = 291,606,138,059,230,019,584
  5. Step 5: Solve for x
    x = 291,606,138,059,230,019,584/19,542,872,656.75
  6. Step 6: Final answer
    x = 14,921,354,868.40

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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.