Home / 25,148,781,622.80-37,723,172,434.20-21,409,456,458.60

Finding the Fourth Proportional to 25,148,781,622.80, 37,723,172,434.20 and 21,409,456,458.60

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Solution

The fourth proportional to 25,148,781,622.80, 37,723,172,434.20 and 21,409,456,458.60 is: 32,114,184,687.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,148,781,622.80 : 37,723,172,434.20 = 21,409,456,458.60 : x
  2. Step 2: Convert to fraction form
    25,148,781,622.80/37,723,172,434.20 = 21,409,456,458.60/x
  3. Step 3: Cross multiply
    25,148,781,622.80x = 37,723,172,434.20 × 21,409,456,458.60
  4. Step 4: Simplify right side
    25,148,781,622.80x = 807,632,617,710,264,516,608
  5. Step 5: Solve for x
    x = 807,632,617,710,264,516,608/25,148,781,622.80
  6. Step 6: Final answer
    x = 32,114,184,687.90

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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.