Home / 212,657,372.64-319,039,859.34-59,303,445.48

Finding the Fourth Proportional to 212,657,372.64, 319,039,859.34 and 59,303,445.48

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Solution

The fourth proportional to 212,657,372.64, 319,039,859.34 and 59,303,445.48 is: 88,970,171.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,657,372.64 : 319,039,859.34 = 59,303,445.48 : x
  2. Step 2: Convert to fraction form
    212,657,372.64/319,039,859.34 = 59,303,445.48/x
  3. Step 3: Cross multiply
    212,657,372.64x = 319,039,859.34 × 59,303,445.48
  4. Step 4: Simplify right side
    212,657,372.64x = 18,920,162,904,316,556
  5. Step 5: Solve for x
    x = 18,920,162,904,316,556/212,657,372.64
  6. Step 6: Final answer
    x = 88,970,171.45

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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.