Home / 28,584,648,744.93-39,447,903,606.99-15,898,301,769.33

Finding the Fourth Proportional to 28,584,648,744.93, 39,447,903,606.99 and 15,898,301,769.33

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Solution

The fourth proportional to 28,584,648,744.93, 39,447,903,606.99 and 15,898,301,769.33 is: 21,940,261,757.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,584,648,744.93 : 39,447,903,606.99 = 15,898,301,769.33 : x
  2. Step 2: Convert to fraction form
    28,584,648,744.93/39,447,903,606.99 = 15,898,301,769.33/x
  3. Step 3: Cross multiply
    28,584,648,744.93x = 39,447,903,606.99 × 15,898,301,769.33
  4. Step 4: Simplify right side
    28,584,648,744.93x = 627,154,675,711,368,364,032
  5. Step 5: Solve for x
    x = 627,154,675,711,368,364,032/28,584,648,744.93
  6. Step 6: Final answer
    x = 21,940,261,757.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.