Home / 383,748,243.60-575,454,403.80-153,640,851.60

Finding the Fourth Proportional to 383,748,243.60, 575,454,403.80 and 153,640,851.60

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Solution

The fourth proportional to 383,748,243.60, 575,454,403.80 and 153,640,851.60 is: 230,394,030.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,748,243.60 : 575,454,403.80 = 153,640,851.60 : x
  2. Step 2: Convert to fraction form
    383,748,243.60/575,454,403.80 = 153,640,851.60/x
  3. Step 3: Cross multiply
    383,748,243.60x = 575,454,403.80 × 153,640,851.60
  4. Step 4: Simplify right side
    383,748,243.60x = 88,413,304,656,802,272
  5. Step 5: Solve for x
    x = 88,413,304,656,802,272/383,748,243.60
  6. Step 6: Final answer
    x = 230,394,030.80

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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.