Home / 103,387,025.90-142,674,118.22-56,344,110.52

Finding the Fourth Proportional to 103,387,025.90, 142,674,118.22 and 56,344,110.52

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Solution

The fourth proportional to 103,387,025.90, 142,674,118.22 and 56,344,110.52 is: 77,754,884.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,387,025.90 : 142,674,118.22 = 56,344,110.52 : x
  2. Step 2: Convert to fraction form
    103,387,025.90/142,674,118.22 = 56,344,110.52/x
  3. Step 3: Cross multiply
    103,387,025.90x = 142,674,118.22 × 56,344,110.52
  4. Step 4: Simplify right side
    103,387,025.90x = 8,038,846,285,066,260
  5. Step 5: Solve for x
    x = 8,038,846,285,066,260/103,387,025.90
  6. Step 6: Final answer
    x = 77,754,884.76

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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.