Home / 383,711,822.40-575,441,762.40-141,343,233.60

Finding the Fourth Proportional to 383,711,822.40, 575,441,762.40 and 141,343,233.60

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Solution

The fourth proportional to 383,711,822.40, 575,441,762.40 and 141,343,233.60 is: 211,968,447.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,711,822.40 : 575,441,762.40 = 141,343,233.60 : x
  2. Step 2: Convert to fraction form
    383,711,822.40/575,441,762.40 = 141,343,233.60/x
  3. Step 3: Cross multiply
    383,711,822.40x = 575,441,762.40 × 141,343,233.60
  4. Step 4: Simplify right side
    383,711,822.40x = 81,334,799,446,098,896
  5. Step 5: Solve for x
    x = 81,334,799,446,098,896/383,711,822.40
  6. Step 6: Final answer
    x = 211,968,447.93

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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.