Home / 471,281,929.32-707,034,168.54-148,165,801.32

Finding the Fourth Proportional to 471,281,929.32, 707,034,168.54 and 148,165,801.32

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Solution

The fourth proportional to 471,281,929.32, 707,034,168.54 and 148,165,801.32 is: 222,283,685.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,281,929.32 : 707,034,168.54 = 148,165,801.32 : x
  2. Step 2: Convert to fraction form
    471,281,929.32/707,034,168.54 = 148,165,801.32/x
  3. Step 3: Cross multiply
    471,281,929.32x = 707,034,168.54 × 148,165,801.32
  4. Step 4: Simplify right side
    471,281,929.32x = 104,758,284,142,349,024
  5. Step 5: Solve for x
    x = 104,758,284,142,349,024/471,281,929.32
  6. Step 6: Final answer
    x = 222,283,685.47

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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.