Home / 293,228,148.60-440,090,228.70-120,828,688.20

Finding the Fourth Proportional to 293,228,148.60, 440,090,228.70 and 120,828,688.20

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Solution

The fourth proportional to 293,228,148.60, 440,090,228.70 and 120,828,688.20 is: 181,345,226.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,228,148.60 : 440,090,228.70 = 120,828,688.20 : x
  2. Step 2: Convert to fraction form
    293,228,148.60/440,090,228.70 = 120,828,688.20/x
  3. Step 3: Cross multiply
    293,228,148.60x = 440,090,228.70 × 120,828,688.20
  4. Step 4: Simplify right side
    293,228,148.60x = 53,175,525,023,458,992
  5. Step 5: Solve for x
    x = 53,175,525,023,458,992/293,228,148.60
  6. Step 6: Final answer
    x = 181,345,226.50

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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.