Home / 634,346,009.23-875,326,495.24-352,100,346.12

Finding the Fourth Proportional to 634,346,009.23, 875,326,495.24 and 352,100,346.12

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Solution

The fourth proportional to 634,346,009.23, 875,326,495.24 and 352,100,346.12 is: 485,859,069.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,346,009.23 : 875,326,495.24 = 352,100,346.12 : x
  2. Step 2: Convert to fraction form
    634,346,009.23/875,326,495.24 = 352,100,346.12/x
  3. Step 3: Cross multiply
    634,346,009.23x = 875,326,495.24 × 352,100,346.12
  4. Step 4: Simplify right side
    634,346,009.23x = 308,202,761,942,450,688
  5. Step 5: Solve for x
    x = 308,202,761,942,450,688/634,346,009.23
  6. Step 6: Final answer
    x = 485,859,069.75

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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.