Home / 66,497,988,238.06-99,759,815,660.60-21,717,446,206.93

Finding the Fourth Proportional to 66,497,988,238.06, 99,759,815,660.60 and 21,717,446,206.93

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Solution

The fourth proportional to 66,497,988,238.06, 99,759,815,660.60 and 21,717,446,206.93 is: 32,580,360,513.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,497,988,238.06 : 99,759,815,660.60 = 21,717,446,206.93 : x
  2. Step 2: Convert to fraction form
    66,497,988,238.06/99,759,815,660.60 = 21,717,446,206.93/x
  3. Step 3: Cross multiply
    66,497,988,238.06x = 99,759,815,660.60 × 21,717,446,206.93
  4. Step 4: Simplify right side
    66,497,988,238.06x = 2,166,528,430,222,333,706,240
  5. Step 5: Solve for x
    x = 2,166,528,430,222,333,706,240/66,497,988,238.06
  6. Step 6: Final answer
    x = 32,580,360,513.56

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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.