Home / 288,687,501.40-432,393,522.90-116,075,464.60

Finding the Fourth Proportional to 288,687,501.40, 432,393,522.90 and 116,075,464.60

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Solution

The fourth proportional to 288,687,501.40, 432,393,522.90 and 116,075,464.60 is: 173,856,778.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,687,501.40 : 432,393,522.90 = 116,075,464.60 : x
  2. Step 2: Convert to fraction form
    288,687,501.40/432,393,522.90 = 116,075,464.60/x
  3. Step 3: Cross multiply
    288,687,501.40x = 432,393,522.90 × 116,075,464.60
  4. Step 4: Simplify right side
    288,687,501.40x = 50,190,279,060,648,232
  5. Step 5: Solve for x
    x = 50,190,279,060,648,232/288,687,501.40
  6. Step 6: Final answer
    x = 173,856,778.76

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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.