Home / 69,814,354,977.04-96,344,104,100.88-39,330,904,349.20

Finding the Fourth Proportional to 69,814,354,977.04, 96,344,104,100.88 and 39,330,904,349.20

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Solution

The fourth proportional to 69,814,354,977.04, 96,344,104,100.88 and 39,330,904,349.20 is: 54,276,813,761.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,814,354,977.04 : 96,344,104,100.88 = 39,330,904,349.20 : x
  2. Step 2: Convert to fraction form
    69,814,354,977.04/96,344,104,100.88 = 39,330,904,349.20/x
  3. Step 3: Cross multiply
    69,814,354,977.04x = 96,344,104,100.88 × 39,330,904,349.20
  4. Step 4: Simplify right side
    69,814,354,977.04x = 3,789,300,743,001,078,759,424
  5. Step 5: Solve for x
    x = 3,789,300,743,001,078,759,424/69,814,354,977.04
  6. Step 6: Final answer
    x = 54,276,813,761.97

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1.5x scale

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.