Home / 615,771,141.37-923,649,004.54-149,436,427.93

Finding the Fourth Proportional to 615,771,141.37, 923,649,004.54 and 149,436,427.93

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Solution

The fourth proportional to 615,771,141.37, 923,649,004.54 and 149,436,427.93 is: 224,152,771.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,771,141.37 : 923,649,004.54 = 149,436,427.93 : x
  2. Step 2: Convert to fraction form
    615,771,141.37/923,649,004.54 = 149,436,427.93/x
  3. Step 3: Cross multiply
    615,771,141.37x = 923,649,004.54 × 149,436,427.93
  4. Step 4: Simplify right side
    615,771,141.37x = 138,026,807,899,557,952
  5. Step 5: Solve for x
    x = 138,026,807,899,557,952/615,771,141.37
  6. Step 6: Final answer
    x = 224,152,771.42

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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.