Home / 74,217,480.30-111,369,632.40-31,083,060.60

Finding the Fourth Proportional to 74,217,480.30, 111,369,632.40 and 31,083,060.60

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Solution

The fourth proportional to 74,217,480.30, 111,369,632.40 and 31,083,060.60 is: 46,642,772.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,217,480.30 : 111,369,632.40 = 31,083,060.60 : x
  2. Step 2: Convert to fraction form
    74,217,480.30/111,369,632.40 = 31,083,060.60/x
  3. Step 3: Cross multiply
    74,217,480.30x = 111,369,632.40 × 31,083,060.60
  4. Step 4: Simplify right side
    74,217,480.30x = 3,461,709,032,888,924
  5. Step 5: Solve for x
    x = 3,461,709,032,888,924/74,217,480.30
  6. Step 6: Final answer
    x = 46,642,772.28

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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.