Home / 546,048,814.34-819,068,281.32-172,556,761.74

Finding the Fourth Proportional to 546,048,814.34, 819,068,281.32 and 172,556,761.74

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Solution

The fourth proportional to 546,048,814.34, 819,068,281.32 and 172,556,761.74 is: 258,833,581.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,048,814.34 : 819,068,281.32 = 172,556,761.74 : x
  2. Step 2: Convert to fraction form
    546,048,814.34/819,068,281.32 = 172,556,761.74/x
  3. Step 3: Cross multiply
    546,048,814.34x = 819,068,281.32 × 172,556,761.74
  4. Step 4: Simplify right side
    546,048,814.34x = 141,335,770,268,526,544
  5. Step 5: Solve for x
    x = 141,335,770,268,526,544/546,048,814.34
  6. Step 6: Final answer
    x = 258,833,581.46

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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.