Home / 413,409,069.99-620,234,672.85-122,283,945.34

Finding the Fourth Proportional to 413,409,069.99, 620,234,672.85 and 122,283,945.34

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Solution

The fourth proportional to 413,409,069.99, 620,234,672.85 and 122,283,945.34 is: 183,461,729.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,409,069.99 : 620,234,672.85 = 122,283,945.34 : x
  2. Step 2: Convert to fraction form
    413,409,069.99/620,234,672.85 = 122,283,945.34/x
  3. Step 3: Cross multiply
    413,409,069.99x = 620,234,672.85 × 122,283,945.34
  4. Step 4: Simplify right side
    413,409,069.99x = 75,844,742,832,762,192
  5. Step 5: Solve for x
    x = 75,844,742,832,762,192/413,409,069.99
  6. Step 6: Final answer
    x = 183,461,729.16

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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.