Home / 347,405,469.28-521,124,962.64-114,231,018.40

Finding the Fourth Proportional to 347,405,469.28, 521,124,962.64 and 114,231,018.40

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Solution

The fourth proportional to 347,405,469.28, 521,124,962.64 and 114,231,018.40 is: 171,352,038.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,405,469.28 : 521,124,962.64 = 114,231,018.40 : x
  2. Step 2: Convert to fraction form
    347,405,469.28/521,124,962.64 = 114,231,018.40/x
  3. Step 3: Cross multiply
    347,405,469.28x = 521,124,962.64 × 114,231,018.40
  4. Step 4: Simplify right side
    347,405,469.28x = 59,528,635,196,029,152
  5. Step 5: Solve for x
    x = 59,528,635,196,029,152/347,405,469.28
  6. Step 6: Final answer
    x = 171,352,038.06

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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.