Home / 472,338,489.58-651,746,403-274,054,530.96

Finding the Fourth Proportional to 472,338,489.58, 651,746,403 and 274,054,530.96

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Solution

The fourth proportional to 472,338,489.58, 651,746,403 and 274,054,530.96 is: 378,148,422.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,338,489.58 : 651,746,403 = 274,054,530.96 : x
  2. Step 2: Convert to fraction form
    472,338,489.58/651,746,403 = 274,054,530.96/x
  3. Step 3: Cross multiply
    472,338,489.58x = 651,746,403 × 274,054,530.96
  4. Step 4: Simplify right side
    472,338,489.58x = 178,614,054,779,032,128
  5. Step 5: Solve for x
    x = 178,614,054,779,032,128/472,338,489.58
  6. Step 6: Final answer
    x = 378,148,422.63

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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.