Home / 615,830,879.58-923,669,259.21-201,273,041.58

Finding the Fourth Proportional to 615,830,879.58, 923,669,259.21 and 201,273,041.58

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Solution

The fourth proportional to 615,830,879.58, 923,669,259.21 and 201,273,041.58 is: 301,884,376.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,830,879.58 : 923,669,259.21 = 201,273,041.58 : x
  2. Step 2: Convert to fraction form
    615,830,879.58/923,669,259.21 = 201,273,041.58/x
  3. Step 3: Cross multiply
    615,830,879.58x = 923,669,259.21 × 201,273,041.58
  4. Step 4: Simplify right side
    615,830,879.58x = 185,909,721,215,142,144
  5. Step 5: Solve for x
    x = 185,909,721,215,142,144/615,830,879.58
  6. Step 6: Final answer
    x = 301,884,376.67

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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.