Home / 102,580,145.31-153,898,984.32-41,212,397.19

Finding the Fourth Proportional to 102,580,145.31, 153,898,984.32 and 41,212,397.19

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Solution

The fourth proportional to 102,580,145.31, 153,898,984.32 and 41,212,397.19 is: 61,830,152.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,580,145.31 : 153,898,984.32 = 41,212,397.19 : x
  2. Step 2: Convert to fraction form
    102,580,145.31/153,898,984.32 = 41,212,397.19/x
  3. Step 3: Cross multiply
    102,580,145.31x = 153,898,984.32 × 41,212,397.19
  4. Step 4: Simplify right side
    102,580,145.31x = 6,342,546,068,933,421
  5. Step 5: Solve for x
    x = 6,342,546,068,933,421/102,580,145.31
  6. Step 6: Final answer
    x = 61,830,152.90

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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.