Home / 386,706,999.59-580,054,815.88-95,574,147.38

Finding the Fourth Proportional to 386,706,999.59, 580,054,815.88 and 95,574,147.38

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Solution

The fourth proportional to 386,706,999.59, 580,054,815.88 and 95,574,147.38 is: 143,359,816.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,706,999.59 : 580,054,815.88 = 95,574,147.38 : x
  2. Step 2: Convert to fraction form
    386,706,999.59/580,054,815.88 = 95,574,147.38/x
  3. Step 3: Cross multiply
    386,706,999.59x = 580,054,815.88 × 95,574,147.38
  4. Step 4: Simplify right side
    386,706,999.59x = 55,438,244,461,393,880
  5. Step 5: Solve for x
    x = 55,438,244,461,393,880/386,706,999.59
  6. Step 6: Final answer
    x = 143,359,816.40

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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.