Home / 72,770,343.17-100,468,394.55-46,323,619.20

Finding the Fourth Proportional to 72,770,343.17, 100,468,394.55 and 46,323,619.20

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Solution

The fourth proportional to 72,770,343.17, 100,468,394.55 and 46,323,619.20 is: 63,955,444.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,770,343.17 : 100,468,394.55 = 46,323,619.20 : x
  2. Step 2: Convert to fraction form
    72,770,343.17/100,468,394.55 = 46,323,619.20/x
  3. Step 3: Cross multiply
    72,770,343.17x = 100,468,394.55 × 46,323,619.20
  4. Step 4: Simplify right side
    72,770,343.17x = 4,654,059,650,769,556
  5. Step 5: Solve for x
    x = 4,654,059,650,769,556/72,770,343.17
  6. Step 6: Final answer
    x = 63,955,444.60

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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.