Home / 456,194,800.80-684,292,201.20-452,163,722.40

Finding the Fourth Proportional to 456,194,800.80, 684,292,201.20 and 452,163,722.40

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Solution

The fourth proportional to 456,194,800.80, 684,292,201.20 and 452,163,722.40 is: 678,245,583.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,194,800.80 : 684,292,201.20 = 452,163,722.40 : x
  2. Step 2: Convert to fraction form
    456,194,800.80/684,292,201.20 = 452,163,722.40/x
  3. Step 3: Cross multiply
    456,194,800.80x = 684,292,201.20 × 452,163,722.40
  4. Step 4: Simplify right side
    456,194,800.80x = 309,412,108,903,881,728
  5. Step 5: Solve for x
    x = 309,412,108,903,881,728/456,194,800.80
  6. Step 6: Final answer
    x = 678,245,583.60

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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.