Home / 654,922,450.51-903,788,302.35-357,564,682.96

Finding the Fourth Proportional to 654,922,450.51, 903,788,302.35 and 357,564,682.96

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Solution

The fourth proportional to 654,922,450.51, 903,788,302.35 and 357,564,682.96 is: 493,436,707.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,922,450.51 : 903,788,302.35 = 357,564,682.96 : x
  2. Step 2: Convert to fraction form
    654,922,450.51/903,788,302.35 = 357,564,682.96/x
  3. Step 3: Cross multiply
    654,922,450.51x = 903,788,302.35 × 357,564,682.96
  4. Step 4: Simplify right side
    654,922,450.51x = 323,162,777,792,734,336
  5. Step 5: Solve for x
    x = 323,162,777,792,734,336/654,922,450.51
  6. Step 6: Final answer
    x = 493,436,707.72

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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.