Home / 229,480,438.88-316,674,962.10-125,056,379.36

Finding the Fourth Proportional to 229,480,438.88, 316,674,962.10 and 125,056,379.36

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Solution

The fourth proportional to 229,480,438.88, 316,674,962.10 and 125,056,379.36 is: 172,573,420.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,480,438.88 : 316,674,962.10 = 125,056,379.36 : x
  2. Step 2: Convert to fraction form
    229,480,438.88/316,674,962.10 = 125,056,379.36/x
  3. Step 3: Cross multiply
    229,480,438.88x = 316,674,962.10 × 125,056,379.36
  4. Step 4: Simplify right side
    229,480,438.88x = 39,602,224,194,191,224
  5. Step 5: Solve for x
    x = 39,602,224,194,191,224/229,480,438.88
  6. Step 6: Final answer
    x = 172,573,420.15

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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.