Home / 212,883,304.86-319,323,617.28-114,561,325.67

Finding the Fourth Proportional to 212,883,304.86, 319,323,617.28 and 114,561,325.67

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Solution

The fourth proportional to 212,883,304.86, 319,323,617.28 and 114,561,325.67 is: 171,841,267.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,883,304.86 : 319,323,617.28 = 114,561,325.67 : x
  2. Step 2: Convert to fraction form
    212,883,304.86/319,323,617.28 = 114,561,325.67/x
  3. Step 3: Cross multiply
    212,883,304.86x = 319,323,617.28 × 114,561,325.67
  4. Step 4: Simplify right side
    212,883,304.86x = 36,582,136,911,739,904
  5. Step 5: Solve for x
    x = 36,582,136,911,739,904/212,883,304.86
  6. Step 6: Final answer
    x = 171,841,267.38

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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.