Home / 383,564,425.20-529,286,900.76-216,291,312.24

Finding the Fourth Proportional to 383,564,425.20, 529,286,900.76 and 216,291,312.24

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Solution

The fourth proportional to 383,564,425.20, 529,286,900.76 and 216,291,312.24 is: 298,463,962.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,564,425.20 : 529,286,900.76 = 216,291,312.24 : x
  2. Step 2: Convert to fraction form
    383,564,425.20/529,286,900.76 = 216,291,312.24/x
  3. Step 3: Cross multiply
    383,564,425.20x = 529,286,900.76 × 216,291,312.24
  4. Step 4: Simplify right side
    383,564,425.20x = 114,480,158,316,823,056
  5. Step 5: Solve for x
    x = 114,480,158,316,823,056/383,564,425.20
  6. Step 6: Final answer
    x = 298,463,962.75

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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.