Home / 308,353,066.96-462,556,787.82-87,026,378.44

Finding the Fourth Proportional to 308,353,066.96, 462,556,787.82 and 87,026,378.44

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Solution

The fourth proportional to 308,353,066.96, 462,556,787.82 and 87,026,378.44 is: 130,547,240.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,353,066.96 : 462,556,787.82 = 87,026,378.44 : x
  2. Step 2: Convert to fraction form
    308,353,066.96/462,556,787.82 = 87,026,378.44/x
  3. Step 3: Cross multiply
    308,353,066.96x = 462,556,787.82 × 87,026,378.44
  4. Step 4: Simplify right side
    308,353,066.96x = 40,254,642,066,814,104
  5. Step 5: Solve for x
    x = 40,254,642,066,814,104/308,353,066.96
  6. Step 6: Final answer
    x = 130,547,240.74

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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.