Home / 157,464,009.70-236,196,014.55-48,288,313.60

Finding the Fourth Proportional to 157,464,009.70, 236,196,014.55 and 48,288,313.60

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Solution

The fourth proportional to 157,464,009.70, 236,196,014.55 and 48,288,313.60 is: 72,432,470.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,009.70 : 236,196,014.55 = 48,288,313.60 : x
  2. Step 2: Convert to fraction form
    157,464,009.70/236,196,014.55 = 48,288,313.60/x
  3. Step 3: Cross multiply
    157,464,009.70x = 236,196,014.55 × 48,288,313.60
  4. Step 4: Simplify right side
    157,464,009.70x = 11,405,507,221,660,564
  5. Step 5: Solve for x
    x = 11,405,507,221,660,564/157,464,009.70
  6. Step 6: Final answer
    x = 72,432,470.40

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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.