Home / 36,405,172,580.85-50,237,111,655.03-20,127,838,349.67

Finding the Fourth Proportional to 36,405,172,580.85, 50,237,111,655.03 and 20,127,838,349.67

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Solution

The fourth proportional to 36,405,172,580.85, 50,237,111,655.03 and 20,127,838,349.67 is: 27,775,296,499.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,405,172,580.85 : 50,237,111,655.03 = 20,127,838,349.67 : x
  2. Step 2: Convert to fraction form
    36,405,172,580.85/50,237,111,655.03 = 20,127,838,349.67/x
  3. Step 3: Cross multiply
    36,405,172,580.85x = 50,237,111,655.03 × 20,127,838,349.67
  4. Step 4: Simplify right side
    36,405,172,580.85x = 1,011,164,462,546,766,397,440
  5. Step 5: Solve for x
    x = 1,011,164,462,546,766,397,440/36,405,172,580.85
  6. Step 6: Final answer
    x = 27,775,296,499.45

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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.