Home / 293,791,858.44-405,432,746.13-161,630,019.71

Finding the Fourth Proportional to 293,791,858.44, 405,432,746.13 and 161,630,019.71

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Solution

The fourth proportional to 293,791,858.44, 405,432,746.13 and 161,630,019.71 is: 223,049,417.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,791,858.44 : 405,432,746.13 = 161,630,019.71 : x
  2. Step 2: Convert to fraction form
    293,791,858.44/405,432,746.13 = 161,630,019.71/x
  3. Step 3: Cross multiply
    293,791,858.44x = 405,432,746.13 × 161,630,019.71
  4. Step 4: Simplify right side
    293,791,858.44x = 65,530,102,748,071,328
  5. Step 5: Solve for x
    x = 65,530,102,748,071,328/293,791,858.44
  6. Step 6: Final answer
    x = 223,049,417.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.