Home / 432,018,375.60-596,188,963.08-253,509,005.88

Finding the Fourth Proportional to 432,018,375.60, 596,188,963.08 and 253,509,005.88

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Solution

The fourth proportional to 432,018,375.60, 596,188,963.08 and 253,509,005.88 is: 349,844,543.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,018,375.60 : 596,188,963.08 = 253,509,005.88 : x
  2. Step 2: Convert to fraction form
    432,018,375.60/596,188,963.08 = 253,509,005.88/x
  3. Step 3: Cross multiply
    432,018,375.60x = 596,188,963.08 × 253,509,005.88
  4. Step 4: Simplify right side
    432,018,375.60x = 151,139,271,347,038,816
  5. Step 5: Solve for x
    x = 151,139,271,347,038,816/432,018,375.60
  6. Step 6: Final answer
    x = 349,844,543.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.