Home / 347,563,408.80-521,681,036.40-175,234,807.20

Finding the Fourth Proportional to 347,563,408.80, 521,681,036.40 and 175,234,807.20

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Solution

The fourth proportional to 347,563,408.80, 521,681,036.40 and 175,234,807.20 is: 263,021,576.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,563,408.80 : 521,681,036.40 = 175,234,807.20 : x
  2. Step 2: Convert to fraction form
    347,563,408.80/521,681,036.40 = 175,234,807.20/x
  3. Step 3: Cross multiply
    347,563,408.80x = 521,681,036.40 × 175,234,807.20
  4. Step 4: Simplify right side
    347,563,408.80x = 91,416,675,833,450,176
  5. Step 5: Solve for x
    x = 91,416,675,833,450,176/347,563,408.80
  6. Step 6: Final answer
    x = 263,021,576.84

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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.