Home / 1,951,951,496-2,928,021,411.52-641,824,543.04

Finding the Fourth Proportional to 1,951,951,496, 2,928,021,411.52 and 641,824,543.04

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Solution

The fourth proportional to 1,951,951,496, 2,928,021,411.52 and 641,824,543.04 is: 962,767,777.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951,951,496 : 2,928,021,411.52 = 641,824,543.04 : x
  2. Step 2: Convert to fraction form
    1,951,951,496/2,928,021,411.52 = 641,824,543.04/x
  3. Step 3: Cross multiply
    1,951,951,496x = 2,928,021,411.52 × 641,824,543.04
  4. Step 4: Simplify right side
    1,951,951,496x = 1,879,276,004,460,159,744
  5. Step 5: Solve for x
    x = 1,879,276,004,460,159,744/1,951,951,496
  6. Step 6: Final answer
    x = 962,767,777.94

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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.