Home / 1,421,674,214.96-2,132,802,171.50-488,875,919.32

Finding the Fourth Proportional to 1,421,674,214.96, 2,132,802,171.50 and 488,875,919.32

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Solution

The fourth proportional to 1,421,674,214.96, 2,132,802,171.50 and 488,875,919.32 is: 733,413,894.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,421,674,214.96 : 2,132,802,171.50 = 488,875,919.32 : x
  2. Step 2: Convert to fraction form
    1,421,674,214.96/2,132,802,171.50 = 488,875,919.32/x
  3. Step 3: Cross multiply
    1,421,674,214.96x = 2,132,802,171.50 × 488,875,919.32
  4. Step 4: Simplify right side
    1,421,674,214.96x = 1,042,675,622,306,646,400
  5. Step 5: Solve for x
    x = 1,042,675,622,306,646,400/1,421,674,214.96
  6. Step 6: Final answer
    x = 733,413,894.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.