Home / 64,807,591,312.88-89,432,534,449.85-35,872,967,239.67

Finding the Fourth Proportional to 64,807,591,312.88, 89,432,534,449.85 and 35,872,967,239.67

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Solution

The fourth proportional to 64,807,591,312.88, 89,432,534,449.85 and 35,872,967,239.67 is: 49,503,620,077.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,807,591,312.88 : 89,432,534,449.85 = 35,872,967,239.67 : x
  2. Step 2: Convert to fraction form
    64,807,591,312.88/89,432,534,449.85 = 35,872,967,239.67/x
  3. Step 3: Cross multiply
    64,807,591,312.88x = 89,432,534,449.85 × 35,872,967,239.67
  4. Step 4: Simplify right side
    64,807,591,312.88x = 3,208,210,378,479,501,312,000
  5. Step 5: Solve for x
    x = 3,208,210,378,479,501,312,000/64,807,591,312.88
  6. Step 6: Final answer
    x = 49,503,620,077.33

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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.