Home / 114,118,212.75-157,483,133.61-65,226,690.51

Finding the Fourth Proportional to 114,118,212.75, 157,483,133.61 and 65,226,690.51

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Solution

The fourth proportional to 114,118,212.75, 157,483,133.61 and 65,226,690.51 is: 90,012,832.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,118,212.75 : 157,483,133.61 = 65,226,690.51 : x
  2. Step 2: Convert to fraction form
    114,118,212.75/157,483,133.61 = 65,226,690.51/x
  3. Step 3: Cross multiply
    114,118,212.75x = 157,483,133.61 × 65,226,690.51
  4. Step 4: Simplify right side
    114,118,212.75x = 10,272,103,616,524,450
  5. Step 5: Solve for x
    x = 10,272,103,616,524,450/114,118,212.75
  6. Step 6: Final answer
    x = 90,012,832.91

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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.