Home / 725,668,827.30-1,001,507,998.95-412,450,123.62

Finding the Fourth Proportional to 725,668,827.30, 1,001,507,998.95 and 412,450,123.62

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Solution

The fourth proportional to 725,668,827.30, 1,001,507,998.95 and 412,450,123.62 is: 569,229,492.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,668,827.30 : 1,001,507,998.95 = 412,450,123.62 : x
  2. Step 2: Convert to fraction form
    725,668,827.30/1,001,507,998.95 = 412,450,123.62/x
  3. Step 3: Cross multiply
    725,668,827.30x = 1,001,507,998.95 × 412,450,123.62
  4. Step 4: Simplify right side
    725,668,827.30x = 413,072,097,973,346,368
  5. Step 5: Solve for x
    x = 413,072,097,973,346,368/725,668,827.30
  6. Step 6: Final answer
    x = 569,229,492.07

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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.