Home / 432,974,772.16-597,591,989.12-256,860,522.16

Finding the Fourth Proportional to 432,974,772.16, 597,591,989.12 and 256,860,522.16

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Solution

The fourth proportional to 432,974,772.16, 597,591,989.12 and 256,860,522.16 is: 354,519,016.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,974,772.16 : 597,591,989.12 = 256,860,522.16 : x
  2. Step 2: Convert to fraction form
    432,974,772.16/597,591,989.12 = 256,860,522.16/x
  3. Step 3: Cross multiply
    432,974,772.16x = 597,591,989.12 × 256,860,522.16
  4. Step 4: Simplify right side
    432,974,772.16x = 153,497,790,363,996,224
  5. Step 5: Solve for x
    x = 153,497,790,363,996,224/432,974,772.16
  6. Step 6: Final answer
    x = 354,519,016.43

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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.