Home / 229,865,263.89-317,213,980.74-125,443,335.21

Finding the Fourth Proportional to 229,865,263.89, 317,213,980.74 and 125,443,335.21

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Solution

The fourth proportional to 229,865,263.89, 317,213,980.74 and 125,443,335.21 is: 173,111,757.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,865,263.89 : 317,213,980.74 = 125,443,335.21 : x
  2. Step 2: Convert to fraction form
    229,865,263.89/317,213,980.74 = 125,443,335.21/x
  3. Step 3: Cross multiply
    229,865,263.89x = 317,213,980.74 × 125,443,335.21
  4. Step 4: Simplify right side
    229,865,263.89x = 39,792,379,717,680,232
  5. Step 5: Solve for x
    x = 39,792,379,717,680,232/229,865,263.89
  6. Step 6: Final answer
    x = 173,111,757.06

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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.