Home / 347,408,029,430.88-520,813,589,870.48-120,738,032,230.08

Finding the Fourth Proportional to 347,408,029,430.88, 520,813,589,870.48 and 120,738,032,230.08

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Solution

The fourth proportional to 347,408,029,430.88, 520,813,589,870.48 and 120,738,032,230.08 is: 181,003,323,678.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,408,029,430.88 : 520,813,589,870.48 = 120,738,032,230.08 : x
  2. Step 2: Convert to fraction form
    347,408,029,430.88/520,813,589,870.48 = 120,738,032,230.08/x
  3. Step 3: Cross multiply
    347,408,029,430.88x = 520,813,589,870.48 × 120,738,032,230.08
  4. Step 4: Simplify right side
    347,408,029,430.88x = 62,882,007,999,645,682,237,440
  5. Step 5: Solve for x
    x = 62,882,007,999,645,682,237,440/347,408,029,430.88
  6. Step 6: Final answer
    x = 181,003,323,678.67

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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.