Home / 1,096,097,666.70-1,644,146,500.05-278,209,967.70

Finding the Fourth Proportional to 1,096,097,666.70, 1,644,146,500.05 and 278,209,967.70

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Solution

The fourth proportional to 1,096,097,666.70, 1,644,146,500.05 and 278,209,967.70 is: 417,314,951.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,097,666.70 : 1,644,146,500.05 = 278,209,967.70 : x
  2. Step 2: Convert to fraction form
    1,096,097,666.70/1,644,146,500.05 = 278,209,967.70/x
  3. Step 3: Cross multiply
    1,096,097,666.70x = 1,644,146,500.05 × 278,209,967.70
  4. Step 4: Simplify right side
    1,096,097,666.70x = 457,417,944,672,978,496
  5. Step 5: Solve for x
    x = 457,417,944,672,978,496/1,096,097,666.70
  6. Step 6: Final answer
    x = 417,314,951.55

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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.