Home / 478,479,354.94-717,719,032.82-114,973,710.94

Finding the Fourth Proportional to 478,479,354.94, 717,719,032.82 and 114,973,710.94

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Solution

The fourth proportional to 478,479,354.94, 717,719,032.82 and 114,973,710.94 is: 172,460,566.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,479,354.94 : 717,719,032.82 = 114,973,710.94 : x
  2. Step 2: Convert to fraction form
    478,479,354.94/717,719,032.82 = 114,973,710.94/x
  3. Step 3: Cross multiply
    478,479,354.94x = 717,719,032.82 × 114,973,710.94
  4. Step 4: Simplify right side
    478,479,354.94x = 82,518,820,615,583,056
  5. Step 5: Solve for x
    x = 82,518,820,615,583,056/478,479,354.94
  6. Step 6: Final answer
    x = 172,460,566.51

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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.