Home / 654,922,268.55-903,788,051.38-357,564,501.54

Finding the Fourth Proportional to 654,922,268.55, 903,788,051.38 and 357,564,501.54

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Solution

The fourth proportional to 654,922,268.55, 903,788,051.38 and 357,564,501.54 is: 493,436,457.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,922,268.55 : 903,788,051.38 = 357,564,501.54 : x
  2. Step 2: Convert to fraction form
    654,922,268.55/903,788,051.38 = 357,564,501.54/x
  3. Step 3: Cross multiply
    654,922,268.55x = 903,788,051.38 × 357,564,501.54
  4. Step 4: Simplify right side
    654,922,268.55x = 323,162,524,088,603,712
  5. Step 5: Solve for x
    x = 323,162,524,088,603,712/654,922,268.55
  6. Step 6: Final answer
    x = 493,436,457.43

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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.