Home / 114,118,209.75-157,483,129.47-65,226,687.51

Finding the Fourth Proportional to 114,118,209.75, 157,483,129.47 and 65,226,687.51

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Solution

The fourth proportional to 114,118,209.75, 157,483,129.47 and 65,226,687.51 is: 90,012,828.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,118,209.75 : 157,483,129.47 = 65,226,687.51 : x
  2. Step 2: Convert to fraction form
    114,118,209.75/157,483,129.47 = 65,226,687.51/x
  3. Step 3: Cross multiply
    114,118,209.75x = 157,483,129.47 × 65,226,687.51
  4. Step 4: Simplify right side
    114,118,209.75x = 10,272,102,874,036,562
  5. Step 5: Solve for x
    x = 10,272,102,874,036,562/114,118,209.75
  6. Step 6: Final answer
    x = 90,012,828.77

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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.