Home / 229,394,356,468.79-316,564,525,872.68-125,108,069,892.06

Finding the Fourth Proportional to 229,394,356,468.79, 316,564,525,872.68 and 125,108,069,892.06

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Solution

The fourth proportional to 229,394,356,468.79, 316,564,525,872.68 and 125,108,069,892.06 is: 172,649,307,672.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,394,356,468.79 : 316,564,525,872.68 = 125,108,069,892.06 : x
  2. Step 2: Convert to fraction form
    229,394,356,468.79/316,564,525,872.68 = 125,108,069,892.06/x
  3. Step 3: Cross multiply
    229,394,356,468.79x = 316,564,525,872.68 × 125,108,069,892.06
  4. Step 4: Simplify right side
    229,394,356,468.79x = 39,604,776,828,226,083,225,600
  5. Step 5: Solve for x
    x = 39,604,776,828,226,083,225,600/229,394,356,468.79
  6. Step 6: Final answer
    x = 172,649,307,672.11

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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.