Home / 279,828,140.60-419,796,011.10-107,291,498.60

Finding the Fourth Proportional to 279,828,140.60, 419,796,011.10 and 107,291,498.60

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Solution

The fourth proportional to 279,828,140.60, 419,796,011.10 and 107,291,498.60 is: 160,957,875.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,828,140.60 : 419,796,011.10 = 107,291,498.60 : x
  2. Step 2: Convert to fraction form
    279,828,140.60/419,796,011.10 = 107,291,498.60/x
  3. Step 3: Cross multiply
    279,828,140.60x = 419,796,011.10 × 107,291,498.60
  4. Step 4: Simplify right side
    279,828,140.60x = 45,040,543,137,221,232
  5. Step 5: Solve for x
    x = 45,040,543,137,221,232/279,828,140.60
  6. Step 6: Final answer
    x = 160,957,875.93

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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.