Home / 84,574,899,434.67-126,918,239,032.13-39,819,195,398.89

Finding the Fourth Proportional to 84,574,899,434.67, 126,918,239,032.13 and 39,819,195,398.89

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Solution

The fourth proportional to 84,574,899,434.67, 126,918,239,032.13 and 39,819,195,398.89 is: 59,755,106,934.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,574,899,434.67 : 126,918,239,032.13 = 39,819,195,398.89 : x
  2. Step 2: Convert to fraction form
    84,574,899,434.67/126,918,239,032.13 = 39,819,195,398.89/x
  3. Step 3: Cross multiply
    84,574,899,434.67x = 126,918,239,032.13 × 39,819,195,398.89
  4. Step 4: Simplify right side
    84,574,899,434.67x = 5,053,782,159,703,792,418,816
  5. Step 5: Solve for x
    x = 5,053,782,159,703,792,418,816/84,574,899,434.67
  6. Step 6: Final answer
    x = 59,755,106,934.63

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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.