Home / 581,476,417.58-802,505,296.26-330,618,396.92

Finding the Fourth Proportional to 581,476,417.58, 802,505,296.26 and 330,618,396.92

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Solution

The fourth proportional to 581,476,417.58, 802,505,296.26 and 330,618,396.92 is: 456,291,960.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,476,417.58 : 802,505,296.26 = 330,618,396.92 : x
  2. Step 2: Convert to fraction form
    581,476,417.58/802,505,296.26 = 330,618,396.92/x
  3. Step 3: Cross multiply
    581,476,417.58x = 802,505,296.26 × 330,618,396.92
  4. Step 4: Simplify right side
    581,476,417.58x = 265,323,014,565,278,368
  5. Step 5: Solve for x
    x = 265,323,014,565,278,368/581,476,417.58
  6. Step 6: Final answer
    x = 456,291,960.51

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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.