Home / 370,021,682,987.76-554,640,793,087.40-124,463,047,031.87

Finding the Fourth Proportional to 370,021,682,987.76, 554,640,793,087.40 and 124,463,047,031.87

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Solution

The fourth proportional to 370,021,682,987.76, 554,640,793,087.40 and 124,463,047,031.87 is: 186,562,805,072.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,021,682,987.76 : 554,640,793,087.40 = 124,463,047,031.87 : x
  2. Step 2: Convert to fraction form
    370,021,682,987.76/554,640,793,087.40 = 124,463,047,031.87/x
  3. Step 3: Cross multiply
    370,021,682,987.76x = 554,640,793,087.40 × 124,463,047,031.87
  4. Step 4: Simplify right side
    370,021,682,987.76x = 69,032,283,115,830,745,497,600
  5. Step 5: Solve for x
    x = 69,032,283,115,830,745,497,600/370,021,682,987.76
  6. Step 6: Final answer
    x = 186,562,805,072.47

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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.