Home / 972,725,282.59-1,459,239,089.33-326,644,192.03

Finding the Fourth Proportional to 972,725,282.59, 1,459,239,089.33 and 326,644,192.03

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Solution

The fourth proportional to 972,725,282.59, 1,459,239,089.33 and 326,644,192.03 is: 490,017,049.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,725,282.59 : 1,459,239,089.33 = 326,644,192.03 : x
  2. Step 2: Convert to fraction form
    972,725,282.59/1,459,239,089.33 = 326,644,192.03/x
  3. Step 3: Cross multiply
    972,725,282.59x = 1,459,239,089.33 × 326,644,192.03
  4. Step 4: Simplify right side
    972,725,282.59x = 476,651,973,312,790,784
  5. Step 5: Solve for x
    x = 476,651,973,312,790,784/972,725,282.59
  6. Step 6: Final answer
    x = 490,017,049.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.