Home / 270,877,032,220.48-406,047,162,708.15-127,198,862,410.84

Finding the Fourth Proportional to 270,877,032,220.48, 406,047,162,708.15 and 127,198,862,410.84

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Solution

The fourth proportional to 270,877,032,220.48, 406,047,162,708.15 and 127,198,862,410.84 is: 190,672,264,673.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,877,032,220.48 : 406,047,162,708.15 = 127,198,862,410.84 : x
  2. Step 2: Convert to fraction form
    270,877,032,220.48/406,047,162,708.15 = 127,198,862,410.84/x
  3. Step 3: Cross multiply
    270,877,032,220.48x = 406,047,162,708.15 × 127,198,862,410.84
  4. Step 4: Simplify right side
    270,877,032,220.48x = 51,648,737,181,625,938,345,984
  5. Step 5: Solve for x
    x = 51,648,737,181,625,938,345,984/270,877,032,220.48
  6. Step 6: Final answer
    x = 190,672,264,673.91

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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.