Home / 102,497,063.85-141,445,943.82-56,087,321.67

Finding the Fourth Proportional to 102,497,063.85, 141,445,943.82 and 56,087,321.67

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Solution

The fourth proportional to 102,497,063.85, 141,445,943.82 and 56,087,321.67 is: 77,400,501.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,497,063.85 : 141,445,943.82 = 56,087,321.67 : x
  2. Step 2: Convert to fraction form
    102,497,063.85/141,445,943.82 = 56,087,321.67/x
  3. Step 3: Cross multiply
    102,497,063.85x = 141,445,943.82 × 56,087,321.67
  4. Step 4: Simplify right side
    102,497,063.85x = 7,933,324,149,949,088
  5. Step 5: Solve for x
    x = 7,933,324,149,949,088/102,497,063.85
  6. Step 6: Final answer
    x = 77,400,501.56

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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.