Home / 1,290,225,650.46-1,935,332,952.03-357,545,834.34

Finding the Fourth Proportional to 1,290,225,650.46, 1,935,332,952.03 and 357,545,834.34

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Solution

The fourth proportional to 1,290,225,650.46, 1,935,332,952.03 and 357,545,834.34 is: 536,317,220.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,290,225,650.46 : 1,935,332,952.03 = 357,545,834.34 : x
  2. Step 2: Convert to fraction form
    1,290,225,650.46/1,935,332,952.03 = 357,545,834.34/x
  3. Step 3: Cross multiply
    1,290,225,650.46x = 1,935,332,952.03 × 357,545,834.34
  4. Step 4: Simplify right side
    1,290,225,650.46x = 691,970,235,059,261,440
  5. Step 5: Solve for x
    x = 691,970,235,059,261,440/1,290,225,650.46
  6. Step 6: Final answer
    x = 536,317,220.80

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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.